4 pieces 10 X 2 Cm Gear Motor Robot Wheel & 4 pieces 200 RPM Gear Motor This set includes four 200RPM geared motors and 10x2 cm wheels, ideal for robotics and all-terrain applications. These Center Shaft DC Gear Motors offer reliable performance with a 12V 200 RPM output and are easy to control with an Arduino using an L298N H-bridge module. The motors have a 3mm threaded shaft for quick attachment to wheels or other assemblies, plus a sturdy metal or plastic gearbox for heavy-duty use in robotics and industrial projects. Check out: 200 RPM GEAR MOTOR+10X4 WHEEL - SET OF 4 Note: Depending upon the Manufacturer given dimensions may vary in the range of ±5%.

4 pieces 7 X 2 Cm Gear Motor Robot Wheel & 4 pieces 200 RPM Gear Motor These are 200RPM geared motor and 7 x 2 cm wheel ( 4 sets). The geared motors are simple DC Motors featuring gears for the shaft for obtaining the optimal performance characteristics. They are known as Center Shaft DC Geared Motors because their shaft extends through the center of their gearbox assembly. These standard size DC gear Motors are very easy to use. Also, you don’t have to spend a lot of money to control motors with an Arduino or compatible board . TheL298N H-bridge module with onboard voltage regulator motor driver can be used with this motor that has a voltage of between 5 and 35V DC. This DC Motor of 12V 200 RPM can be used in all-terrain robots and a variety of robotic applications. These motors have a 3 mm threaded drill hole in the middle of the shaft thus making it simple to connect it to the wheels or any other mechanical assembly. Nut and threads on the shaft to easily connect and internally threaded shaft for easily connecting it to the wheels. These DC Geared motors with robust metal/Plastic gearbox for heavy-duty applications, and ideally suited for robotics and industrial applications. The 7 x 2 cm wheels are high quality wheels, they are easy to mount and durable.

4 pieces 7 X 4 Cm Gear Motor Robot Wheel & 4 pieces 200 RPM Gear Motor for Robotics Science Project These are 200RPM geared motor and 7 x 4 cm wheel ( 4 sets). The geared motors are simple DC Motors featuring gears for the shaft for obtaining the optimal performance characteristics. They are known as Center Shaft DC Geared Motors because their shaft extends through the center of their gearbox assembly. These standard size DC gear Motors are very easy to use. Also, you don’t have to spend a lot of money to control motors with an Arduino or compatible board . TheL298N H-bridge module with onboard voltage regulator motor driver can be used with this motor that has a voltage of between 5 and 35V DC. This DC Motor of 12V 200 RPM can be used in all-terrain robots and a variety of robotic applications. These motors have a 3 mm threaded drill hole in the middle of the shaft thus making it simple to connect it to the wheels or any other mechanical assembly. Nut and threads on the shaft to easily connect and internally threaded shaft for easily connecting it to the wheels. These DC Geared motors with robust metal/Plastic gearbox for heavy-duty applications, and ideally suited for robotics and industrial applications. The 7 x 4 cm wheels are high quality wheels, they are easy to mount and durable.

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

4 Pin Push in Conductor The 4 Pin lever nuts connector is designed with a rated voltage of 400V and an impulse voltage of 4KV. The 4 pin lever nuts compact connector is manufactured with a modified nylon (PA66) and phosphor copper is used as a contact material.

4 Pin Tactile Push Button Switch 12X12X21mm (Pack of 5) The 12x12x21mm tactile switch 4 pin is a high-quality tactile push button switch designed for precision and reliability in various control systems. Its extended stem enhances accessibility, making it suitable for recessed panels or enclosed assemblies. Featuring a 4-pin through-hole design and momentary tactile actuation, this switch provides consistent feedback and dependable operation. Commonly used in OEM assemblies, automation setups, and test rigs, it’s an excellent choice for engineers and hobbyists building custom industrial or electronic projects. Features: 21mm actuator height allows for easy operation in deep or enclosed installations. Standard 12x12mm base. Compatible with standard PCB and control panel configurations. 4-Pin THT Design Offers Solid Solder Joints for Mechanical Stability Momentary Tactile Feedback Ideal for push applications with a short response time. Voltage and Current Rating Operates @ 12V DC, up to 100mA Applications: OEM appliance controls. Testing and calibration equipment Audio and visual hardware interfaces Control consoles and automation panels Prototyping and embedded system development.

4 Power Indicator Battery Detection Module A Power Indicator Battery Detection Module is a gadget that detects the charge level in a battery and displays the remaining power level to the user. It often contains a voltage divider circuit that can convert the battery voltage to a level that a microcontroller or other device can read, as well as an indicator circuit that may display the remaining power level using LEDs or other visual means. The Power Indication Battery Detection Sensor Module you indicated most likely has four LEDs or other indicator lights to indicate different degrees of remaining power, such as a green LED for full power, a yellow LED for medium power, and a red LED for low power. Onboard high precision voltage detection chip and power supply voltage chip.Four onboard battery indicator light-emitting diodes (leds). T hree kinds of color display, red, yellow, green, representing 20%, 50%, 80%, 100% of the battery. Set aside all the batteries testing interface and the two positioning hole. By Removing the LEDs and extending their connections to arduino, this module can also be used with all arduino boards. PCB Size: 22.2(mm)x17.2.(mm)

4 Start T Type Copper Nut - 2mm Pitch The 4 start T type copper nut is specifically designed for RepRap 3D printers and other CNC machinery. The 2mm pitch copper nit for 3D printers has a compact design and weighs less than 50grams. It is best compatible with scree rod and together they work as axes in 3D printers. Feature of 4 Start Copper Nut Material Copper Pitch 2mm Lead 8mm Screw Type 4 Start T Type Nut Dimensions 5 x 4 x 3cms Weight 25 grams

4 Way Slide Switch 2.54mm Pitch (Pack of 2) 4 Way DIP switches for reliable operation by secure snap-in.  DIP Switch Used on a printed circuit board along with other electronic components and is commonly used to customize the behavior of an electronic device for specific situations. Widely used in data processing, communication, remote control and anti-theft alarm system need to manually automatic programming products. 4 position or 4 in 1, Dual In-Line Package (DIP) SPDT slide switch, namely the more traditional toggle switch is a set of electrical switches which is packed in a small box or housing. This DIP single pole double throw (SPDT) switch forces the operator to choose between connecting to either one of two terminals as such the switch will remain connected to one or the other, and the two terminals will never be connected. This switch is designed to be easily mounted on printed circuit boards to provide various ranges of input to the electronic device. You can easily control the input by using the DIP switch. Applications: Widely used in circuit boards, breadboards and All PCB Projects, Perfect as a toggle or on off switch for your projects.

4 Wheel Drive Gray Chassis with Castor Wheel Slot This is the 4 Wheel Drive Gray Chassis, It can either be used in skid steel configuration (4 motors) or differential configuration (2 rear wheels + 1 front castor wheel). The body contains perforated holes for easy mounting of various size circuit boards and other mechanical components. This Chassis board is widely used as a mechanical frame structure of the mobile robots. It is the backbone of the robot, where we arrange and connect everything like motors , sensors , and wheels . It gives you the base to build our robot and allow you place your components according to requirements. check out : Black Metal Chassis Applications: Robot car Obstacle avoiding car Line follower robot