Holybro 1045 Propeller 2 Pair CW plus CCW-Black The Holybro 1045 Propeller 2 Pair CW plus CCW – Black is a precision-engineered set of drone propellers that includes two clockwise (CW) and two counter-clockwise (CCW) blades, designed to deliver balanced thrust and smooth flight performance. Sized at 1045 inches, these propellers are ideal for a wide range of multirotor drones, offering dependable lift, responsive control, and efficient power use. Their robust construction and optimized blade shape make them perfect for both hobbyist builds and professional UAV applications. Built for durability and consistent performance, this 1045 inch propeller 2 pair (2 CW and 2 CCW) set provides stable handling and reduced vibration during flight. The black finish not only gives your craft a sleek look but also helps with visual orientation while flying. Whether you’re upgrading your existing drone or building a new one from scratch, these propellers deliver reliable thrust and enhanced flight dynamics for better agility and control. Features: Designed as a 1045 inch propeller set with two clockwise and two counter-clockwise blades for balanced and stable flight. Optimized blade design delivers efficient thrust and smooth performance for multirotor drones. Durable construction ensures reliable operation and resistance to wear during regular flying. Helps reduce vibration and improve overall flight stability and control. Black finish enhances visibility in flight and gives the drone a clean, professional look. Ideal for drone upgrades, replacements, and custom UAV builds.

HQProp 7X3.5X3 Light Grey (2CW+2CCW)-Poly Carbonate Triblade Propeller HQProp, short for “High-Quality Propellers,” is a well-known brand in the field of drone and multirotor propellers. HQProp produces a wide range of propellers designed for various types of drones, including quadcopters, multirotors, FPV racing drones, freestyle drones, and more. The brand is popular among drone enthusiasts and pilots for its focus on quality, performance, and innovation. HQProp has gained popularity within the drone community, particularly among FPV (First-Person View) racing and freestyle enthusiasts, for its innovative designs and commitment to delivering top-notch propeller options. Drone pilots often experiment with different propellers to find the best balance between thrust, efficiency, and maneuverability for their specific needs.  It’s important to note that propeller selection can have a significant impact on the overall performance and flight characteristics of a drone. Choosing the right propellers for a drone involves considering factors such as drone size, weight, motor specifications, flight characteristics, and intended use. Features: Wide variety, available in multiple sizes, pitches, blade counts, and materials for different flying needs such as speed, stability, and efficiency Material choices, made from polycarbonate, carbon fiber, and composites, affecting durability, thrust, and efficiency Advanced design, innovative blade shapes and aerodynamics improve performance and reduce noise Ideal for FPV, popular in racing and freestyle drones for fast acceleration, high speed, and agility Broad compatibility, supports various motor setups and drone frame types, including standard and inverted configurations Color options, available in multiple colors for customization and easy identification Performance tuning, different sizes and pitches allow optimization of speed, control, or flight time Smart selection needed, choosing the right propeller based on motor specs, drone weight, and usage enhances overall performance

Sunny Sky EOLO 15x5.5 inch propellers- A Pair (Straight version) Sunny Sky EOLO 15×5.5 inch propellers are the perfect choice for drone enthusiasts seeking efficiency and durability in their flights. With a size of 15×5.5 inches, these propellers are tailor-made for quadcopters and multi-rotors, offering excellent lift and stability in the air. The propellers are designed to provide an optimal thrust-to-power ratio, ensuring you get the most out of your drone’s motors while also extending your battery life. Constructed from high-quality materials, these propellers can withstand the demands of frequent flights and are resistant to damage. They also contribute to smooth flights by reducing vibrations, resulting in more stable aerial maneuvers. Installing these propellers is a breeze, thanks to their standard mounting holes that fit most drones seamlessly. Upgrade your aerial experience with Sunny Sky EOLO 15×5.5 inch propellers today! Features: 15×5.5 inch size provides an ideal balance of lift and control, making it well-suited for quadcopters and multi-rotor drones, especially for carrying moderate payloads and maintaining stable flight Designed for high efficiency with an optimized thrust-to-power ratio, helping drones achieve better performance while conserving battery and extending flight time Built using high-quality and durable materials that offer excellent strength, ensuring resistance to wear, minor impacts, and long-term usage Precision-engineered blades minimize vibrations during operation, resulting in smoother flights, improved stability, and better control during aerial maneuvers Aerodynamic design enhances airflow and thrust generation, improving overall flight responsiveness and performance Easy to install with standard mounting holes, allowing quick and secure attachment to a wide range of compatible drone motors Provides consistent performance across different flying conditions, making it suitable for both beginners and experienced drone pilots

HQProp 15X7X3 (1 CW + 1 CCW) Black-Glass Fiber Reinforced Nylon Drone Propeller The HQProp 15X7X3 (1 CW + 1 CCW) is a high-quality drone propeller built to deliver powerful and stable performance for multirotor drones. With an exact size of 15 inch propeller (15x7x3), it is engineered to generate strong thrust while maintaining smooth and efficient flight characteristics. Constructed from black glass fiber reinforced nylon, this propeller ensures excellent durability, stiffness, and resistance to wear, making it suitable for demanding flight conditions. The set includes one clockwise (CW) and one counter-clockwise (CCW) propeller, enabling proper balance and control in drone setups. Its core function is to provide optimal lift, efficiency, and maneuverability, making it an ideal choice for drone pilots who require reliable performance for aerial applications, heavy lifting, or precision flying. Features: Diverse Selection: HQProp provides a wide range of propellers in various sizes, pitches, blade counts, and materials. This enables drone pilots to select propellers that meet their individual criteria, such as speed, agility, efficiency, or stability. Material Options: HQProp manufactures propellers in a variety of materials, including durable polycarbonate, lightweight carbon fiber, and other composite materials. The material used to make propellers can influence their performance attributes such as thrust, efficiency, and durability. Design Innovation: HQProp is well-known for its creative propeller designs that strive to improve performance while reducing noise. Some designs include distinctive blade forms, curved tips, and enhanced aerodynamics to improve efficiency and control. FPV Racing and Freestyle: HQProp has a strong presence in both the FPV racing and freestyle drone communities. Many of their propellers are engineered for rapid acceleration, high speeds, and agile movements, making them popular choices for competitive racing and freestyle flying. Compatibility: HQProp propellers come in a variety of diameters to accommodate different motor setups and drone frame designs. They provide propellers for both normal and inverted flight configurations. Color Options: HQProp propellers frequently come in a range of colors, allowing drone pilots to customize the appearance of their drones. Performance Tuning: The option to select multiple propeller sizes and pitches enables pilots to fine-tune their drones' performance for specific objectives, such as increasing peak speeds, improving control, or extending flying periods. Usage Considerations: HQProp propellers, like all propellers, should be carefully selected depending on engine specs, drone weight, flight style, and intended purpose. Choosing the appropriate propellers can significantly improve flight performance and efficiency.

Holybro PMW3901 Optical Flow Sensor The Holybro PMW3901 Optical Flow Sensor is a precision navigation module designed to improve low-altitude positioning and flight stability in drones and robotic systems. By analyzing patterns on the ground surface, this optical flow sensor provides real-time movement data that enhances hovering accuracy, smooth trajectory control, and overall flight performance. Compact and lightweight, it integrates seamlessly with popular flight controllers, making it an essential tool for advanced UAV builds and autonomous navigation projects. Ideal for applications where GPS alone isn’t enough, the Holybro PMW3901 Optical Flow Sensor offers reliable visual motion tracking in indoor environments or GPS-denied areas. Whether you’re developing intelligent drones, automated robots, or custom positioning systems, this sensor delivers responsive feedback that boosts control precision, reduces drift, and enhances the responsiveness of your aerial or ground platform. Compatible with PX4 ( PX4 Guide ) & Ardupilot (Data format same as discontinued product CX-OF ). Features: High-precision optical flow sensor designed to improve low-altitude position holding and flight stability. Provides real-time ground motion data for smoother hovering and accurate movement tracking. Enhances performance in indoor or GPS-denied environments where satellite positioning is unreliable. Compact and lightweight design allows easy integration with drone flight controllers and robotics systems. Improves drift correction and responsiveness during slow and precise movements. Ideal for drones, autonomous robots, and advanced navigation applications.

SmartElex Soil Moisture Sensor The SmartElex Soil Moisture Sensor is a simple and efficient sensor module designed to measure the moisture content in soil for gardening, farming, and automation projects. It helps users detect water levels in soil and determine when plants need watering, making it ideal for students, hobbyists, educators, and engineers building smart irrigation or environmental monitoring systems. This soil moisture sensor module offers an easy way to collect data without complex circuit design, providing reliable readings for learning and experimentation. This sensor is commonly used in IoT farming projects, home gardening automation, greenhouse monitoring, and prototype irrigation setups where data-driven watering is required. It works smoothly with Arduino, Raspberry Pi, ESP32, and similar development boards, making integration and testing quick and beginner-friendly. With consistent performance and a user-friendly interface, the SmartElex Soil Moisture Sensor is a practical choice for DIY electronics, academic projects, and early-stage product development focused on smart agriculture and plant care solutions. Features: Measures soil moisture level for plant and irrigation monitoring Simple analog output for easy data reading and interpretation Works smoothly with Arduino, Raspberry Pi, and ESP32 boards Ideal for smart irrigation, gardening, and IoT-based agriculture Beginner-friendly design for quick setup and testing Suitable for DIY projects, classrooms, and agricultural prototypes

SmartElex Sound Detection Sensor The SmartElex Sound Detection Sensor is a compact and efficient sound sensor module designed to detect sound presence and measure sound intensity with precision. Built around the LM386 audio amplifier, it provides both analog (AOUT) and digital (DOUT) outputs, making it suitable for a wide range of applications—from simple sound-triggered actions to detailed audio level monitoring. Operating smoothly between 3.3V and 5.3V, this sound sensor Arduino compatible module integrates easily with popular development boards such as Arduino, STM32, and Raspberry Pi. Its low power consumption, small form factor, and included 4-pin cable make it perfect for sound-activated projects, noise detection systems, smart devices, and interactive electronics where reliable audio sensing is required. Features: LM386 audio amplifier for a powerful sound signal enhancement. Detect low-level sounds with 200× amplification. Wide voltage range: 3.3 to 5.3 volts Dual outputs: analog (AOUT) and digital (DOUT). Low power consumption, suitable for embedded systems. Adjustable gain using external components Compact and lightweight; breadboard-friendly. Simple integration with Arduino, STM32, and more.

SmartElex Rotation Sensor The SmartElex Rotation Sensor is a digital sensing module designed to detect rotational movement and direction using quadrature output signals. It helps measure rotation accurately without complex mechanical setups, making it useful for tracking motion, speed, or position in electronic systems. This sensor is suitable for students, makers, engineers, educators, and startups who are working on electronics, robotics learning projects, or prototypes that require reliable rotation detection. This rotation sensor is widely used in robotics, automation systems, and IoT projects where monitoring wheel rotation, motor movement, or shaft position is essential. It can be easily interfaced with popular development platforms such as Arduino, Raspberry Pi, and ESP32, allowing quick integration into both experimental and functional setups. Common applications include robot wheel encoders, speed measurement systems, user input controls, and motion-based automation projects, where consistent output and simple integration help streamline development. Note: Refer to User Manual in the ATTACHMENTS section for more info. regd. the product. Features: Digital rotation detection sensor with quadrature output Detects rotational movement and direction accurately Provides reliable signals for speed and position measurement Contactless sensing for long-lasting operation Compatible with Arduino, Raspberry Pi, ESP32, and similar controllers Ideal for robotics, automation, and motion-tracking applications

SmartElex Tracker Sensor The SmartElex Tracker Sensor is a 5-channel analog IR sensor designed for reliable and accurate line detection in robotics applications. Unlike basic digital sensors, this line tracking sensor delivers precise analog values from all five channels, allowing smoother movement and better control in line-following robots. It works by measuring infrared reflectance, where white surfaces reflect more IR light and black lines absorb it, producing clear output differences. With a 1 cm to 5 cm sensing range, 16 mm sensor spacing, and 3.3V–5V operating voltage, this Tracker Sensor integrates seamlessly with Arduino, Raspberry Pi, and other microcontrollers, making it perfect for educational, DIY, and competitive robotics projects. Features: Five analog output channels allow for precise tracking. Infrared reflectance-based sensing. Improved accuracy compared to digital-only sensors. Detects white and black surfaces that change values. Detection range: 1cm-5cm Detector space: 16mm Compatible with 3.3V to 5V systems. Perfect for robotics and automation tasks.

HQProp 7X4X3 Light Grey (2CW+2CCW)-Poly Carbonate Triblade Propeller HQProp, short for “High-Quality Propellers,” is a well-known brand in the field of drone and multirotor propellers. HQProp produces a wide range of propellers designed for various types of drones, including quadcopters, multirotors, FPV racing drones, freestyle drones, and more. The brand is popular among drone enthusiasts and pilots for its focus on quality, performance, and innovation. HQProp has gained popularity within the drone community, particularly among FPV (First-Person View) racing and freestyle enthusiasts, for its innovative designs and commitment to delivering top-notch propeller options. Drone pilots often experiment with different propellers to find the best balance between thrust, efficiency, and maneuverability for their specific needs.  It’s important to note that propeller selection can have a significant impact on the overall performance and flight characteristics of a drone. Choosing the right propellers for a drone involves considering factors such as drone size, weight, motor specifications, flight characteristics, and intended use. Features: HQProp offers a wide range of propellers in different sizes, pitches, blade counts, and materials, allowing pilots to choose based on speed, stability, efficiency, or agility Available in materials like durable polycarbonate, lightweight carbon fiber, and composite blends, each affecting thrust, durability, and overall performance Known for innovative designs with optimized blade shapes and aerodynamics that improve efficiency, control, and reduce noise Popular in the FPV racing and freestyle community for delivering quick acceleration, high speed, and smooth maneuverability Comes in various sizes to suit different motor configurations and drone frame types, including standard and inverted setups Offered in multiple color options, allowing users to customize the appearance of their drones Enables performance tuning by selecting different sizes and pitches for better speed, control, or longer flight time Choosing the right propeller based on motor specs, drone weight, and flying style is important for achieving optimal performance

SmartElex MPL3115A2 Altitude Pressure Sensor Breakout Board The SmartElex MPL3115A2 Altitude Pressure Sensor Breakout Board is a compact and reliable altitude sensor module designed for precise environmental measurements. Based on the MPL3115A2 MEMS sensor, it delivers altitude data with accuracy up to 30 cm and pressure readings in fractions of a Pascal using a high-resolution 24-bit ADC. The sensor communicates via I2C, making it simple to interface with popular microcontrollers and development boards. This Breakout Board includes all required passive components and exposes the pins on a 0.1″ header, allowing quick prototyping without extra circuitry. With added 12-bit temperature sensing, this Altitude Pressure Sensor is well-suited for drones, weather monitoring, navigation systems, and embedded IoT applications. Features: Supply voltage ranges from 1.95V to 3.6V and is internally regulated by the LDO. Digital interface supply voltage ranges from 1.6 to 3.6 V. Internally, fully compensated. Direct reading, compensated. Pressure: 20-bit measurement (in Pascals) Altitude: 20-bit measurement (metres) Temperature: 12-bit measurement (in degrees Celsius) Programmable events. Autonomous Data Acquisition Resolution down to 1 ft. (30 cm) 32 Sample FIFO Ability to log data for up to 12 days using the FIFO method Data acquisition rates range from one second to nine hours. I2C digital output interface operates at up to 400 kHz.

Tactile 12x12x8mm 4 Pin Push Button Switch (Pack of 5) The Tactile 12x12x8mm 4 Pin Push Button Switch (Pack of 5) is a reliable and compact component designed for easy integration into electronic circuits. This tactile switch 4 pin offers crisp tactile feedback, making it perfect for use in control panels, DIY kits, and embedded projects. With its standard through-hole mounting design and an 8mm height from the PCB, it provides both stability and ease of soldering. Whether you're building a prototype or repairing an existing device, this push button switch ensures consistent performance and long-lasting durability, making it a staple component for any electronics enthusiast or professional. Features: Tactile switch 4 pin for precise on/off control Through-hole for stable PCB installation Ensures crisp tactile feedback with every press Suitable for Arduino, Raspberry Pi, and embedded system projects

Tactile 4 Pin Push Button Switch 12X12X10mm (Pack of 5) The Tactile 4 Pin Push Button Switch 12x12x10mm (Pack of 5) is a reliable and compact input component designed for various electronic applications. This tactile switch provides a satisfying click response, ensuring precise control and user feedback. Its 4-pin design allows for easy PCB mounting or temporary breadboard connections, making it perfect for DIY projects and prototypes. With a durable dome contact mechanism and stable performance, this tactile switch 4 pin is commonly used in consumer electronics, telecommunications, testing instruments, and computer peripherals. Features: 12x12x10mm compact tactile switch design 4-pin configuration for stable connections Normally open (closes when pressed) Compatible with PCB and breadboard setups Strong tactile response for better user control Long-lasting dome contact mechanism Used in consumer electronics, medical devices, computers, and testing instruments

4 Pin Push Button Tactile Switch 12x12x15mm (Pack of 5) The 4 Pin Push Button Tactile Switch (12x12x15mm) is a dependable component designed for precise input control in electronic circuits. Its tall 15mm profile ensures comfortable actuation, while the tactile switch 4 pin configuration provides firm electrical and mechanical stability. Ideal for control panels, embedded systems, and industrial electronics, this push button switch offers consistent tactile feedback even in high-frequency switching applications. Its through-hole mounting design ensures durability and reliable performance, making it a must-have for hobbyists and professionals alike. Features: Extended Height: 15mm actuator for easy access and firm tactile feedback. Standard 4-pin design. Compatible with typical PCB layouts. THT Mounting Through-hole legs for a stronger and more durable board attachment. Voltage Rating: 12V DC (standard) Current Handling Suitable for 50 mA to 100 mA low-current circuits. Applications: OEM product development Industrial control panels Prototyping and testing equipment Consumer electronics having enlarged switch housings

Tactile Push Button Switch 4 Pin 12X12X5mm (Pack of 5) The Tactile Push Button Switch 4 Pin 12x12x5mm is a compact and reliable tactile switch 4 pin component designed for versatile electronic applications. With its momentary action and crisp tactile feedback, it ensures accurate control input in devices like control panels, embedded systems, and DIY projects. The 12x12x5mm low-profile form factor allows for easy installation in tight spaces, whether for surface mount or through-hole configurations. Sold in a pack of 5, this tactile push button switch is ideal for OEMs, hobbyists, and engineers looking for dependable switching performance in their electronic designs. Features: Compact Size (5mm Height) Suitable for space-limited electronics. The four-pin design ensures sturdy attachment and contact. When the momentary action switch is released, it returns to its default state. Dual Mounting Support Works with both the THT and SMD procedures. Standard Electrical Rating: 12V DC, 50mA to 100mA. Applications: OEM control panels and remotes Electronics that are compact and embedded Consumer devices and interface buttons Audio/visual system controls Test equipment and microcontroller inputs