18650 Battery Holder V3 Development Board 4-Cell Module Compatible with Raspberry Pi 3 This 4-cell 18650 Battery Holder V3 Development Board is designed to turn standard 18650 Li-ion cells into a reliable and portable power source for your projects. \With built-in overcharge, overvoltage, undervoltage, and overcurrent protection, it ensures safe and stable performance at all times. The board supports both 5V/3A and 3V/1A output modes, allowing you to power a range of electronics with confidence. Whether you’re building portable devices, IoT setups, or field-deployable prototypes, this module offers excellent versatility. It includes a micro-USB charging port, efficient power conversion (up to 95%), and a convenient voltage switching button. The board is fully compatible with Raspberry Pi 3, making it a dependable choice for makers, developers, and hobbyists working on power-independent applications. Features: Supports dual voltage outputs, 5V/3A for high-power devices and 3V/1A for low-power circuits, making it suitable for a wide range of electronics. Includes a built-in lithium battery protection IC, offering overcharge, overvoltage, undervoltage, and overcurrent protection for safe operation. Offers high conversion efficiency up to 95%, ensuring stable and optimized power performance. Features a micro-USB charging input with a charging current of 600mA–800mA for efficient battery recharge. Designed to hold up to two 18650 batteries, with clear polarity markings to prevent installation errors. Equipped with a voltage switching button for easy toggling between 3V and 5V outputs. Fully compatible with Raspberry Pi 3, making it ideal for portable Pi projects, DIY electronics, and embedded applications.

18650 Lithium Battery Holder Shield Module Micro USB The 18650 Lithium Battery Holder Shield Module with Micro USB is a versatile power solution designed to securely house a single 18650 lithium-ion battery while providing convenient charging and power output options. This shield module combines robust battery protection with easy connectivity, featuring both Micro USB port for flexible charging convenience. Its compact form factor makes it ideal for portable electronics, DIY projects, and battery-powered development boards. Engineered for hobbyists and makers, this module ensures safe and efficient charging of 18650 cells while supplying regulated power to your circuits. Whether you’re building handheld devices, sensor systems, or rechargeable gadgets, the 18650 battery shield simplifies battery integration, offering a reliable and user-friendly power source for your projects. Features: Holds a single 18650 lithium-ion battery securely Supports charging via Micro USB Built-in battery protection for safer charging and discharging Compact shield module design for easy integration into DIY projects Provides stable power output for portable electronics and development boards Ideal for IoT devices, power banks, and battery-powered applications

18650 1 Cell Holder This is a 1x battery cell holder for a rechargeable 18650 Lithium-Ion Cell. These battery holders are used to add single lithium cells and have clearly marked with polarity identification to assure proper orientation. It has shrapnel screens to hold the batteries, making the installation and replacement of the battery safe, easy, and reliable. Features Holds a single 18650 battery. Easy install, convenient to use. High-quality plastic material. Applications: Robotics: The 18650 Single Battery Cell Case Holder allows for easy incorporation of 18650 cells into robotics applications by providing a simple way to connect and power devices Prototyping: It is ideal for prototyping projects where a single 18650 Lithium-Ion Cell needs to be securely held and connected, ensuring proper orientation and easy installation DIY Electronics: Commonly used in do-it-yourself electronics projects, the holder facilitates experimentation and modification of circuits by providing a flexible and removable power source Automotive Electronics: In automotive applications, such as key fobs and portable navigation devices, the cell holder enables convenient battery replacement, ensuring uninterrupted operation of electronic components

18650 SMD/SMT Single Battery Holder The brand-new 18650 SMD/SMT Single Battery Holder is a top-of-the-line product designed to withstand high lithium battery supply voltages and provide a long service life. Its compact size and SMD pins make it easy to mount onto your project PCB, eliminating the need for loose wiring. Made with high-quality ABS external and PC materials, this battery holder is incredibly durable. The insert material is made of bronze pin environmental protection material, ensuring the safety of both the battery and the environment. The ABS plastic is capable of handling bearable heat, which typical plastic cannot. The holder also features stainless steel shrapnel screens that securely hold the batteries in place. The installation process is both convenient and safe. The battery can be easily replaced without damaging any other parts of the holder or the project, and the entire process is fast and reliable. Overall, this 18650 SMD/SMT Single Battery Holder is the perfect solution for projects that require a dependable and efficient power source. Features Lightweight and Easy to Mount on PCB Gold plated brass Contact Points Best Body Material and Build Quality Good environmental and Temperature resistance

2 AA Battery Holder Discover the ultimate power solution for your electronics projects with the 2 AA Battery Holder. This battery holder combines innovation and convenience to provide you with an exceptional power source. Crafted to perfection, this holder accommodates 2 AA batteries, making it ideal for a wide range of devices and projects. The locking cover ensures that your batteries remain secure and protected, while the integrated ON/OFF switch gives you full control over power management. Featuring a series connection design, this battery holder delivers an efficient 3V output, ensuring optimal performance for your projects. The durable plastic construction shields your batteries from environmental effects, enhancing their longevity. The 14cm tinned leads add a layer of convenience to your projects, allowing for easy integration. Whether you're a seasoned maker or a beginner, this battery holder's versatile compatibility makes it an essential addition to your toolkit. Features: Holds 2 AA batteries: Perfect for various devices and projects. Locking cover with ON/OFF switch: Easily control power and safeguard batteries. Series connection for 3V output: Ensures efficient power delivery for your project. Durable plastic construction: Provides protection against environmental effects. 14 cm tinned leads: Convenient and ready for use. Versatile compatibility: Ideal for DIY electronics projects. Secure battery storage: Keep batteries in place with the locking cover.

2 x AAA Battery Holder with cover and On/Off Switch This AAA x 2 battery holder is enclosed in plastic and comes with a cover and an on/off switch, making it a great addition to any battery-powered project. The removable sliding cover is secured with a small screw and provides protection to the 2 x AAA 3V batteries, which are connected in series to produce a combined output of 3V. The fully packed cover also shields the batteries from environmental factors. The on/off switch is a convenient feature that allows you to control the power of your project. The leads are approximately 15cm in length, with the last 5mm of them tinned for easy soldering and connection. The case box of this battery holder ensures that your batteries are organized and protected, and the holder is designed with leads for easy connection. This battery holder case is ideal for devices that require an external 3V battery . Features Holds 2 AAA batteries With a cover and Locking Comes with an ON/OFF switch Easy install, convenient to use High-quality plastic material. Pre-soldered wire tips

4 AA Battery Holder This 4 x 1.5V AA Battery Holder can hold 4  1.5VAA battery which can make  9 V rechargeable battery pack from NiMH / NiCd cells or 9V battery pack from alkaline cells. The battery holder puts the batteries in series so that you have 4x the voltage of an AA battery. Package Include: 1 x 4 AA Battery Holder

4 Cell 18650 Lithium ion Battery Holder This 18650 Lithium ion Battery Holder is a high-quality Lithium battery holder that can hold four 18650 Lithium batteries. It's a space-saving battery holder with built-in PCB protective circuits for securing rechargeable 18650 Lithium-Ion Cells with increased energy density and reduced weight. This Lithium ion Battery Holder is designed for 3.7-volt, high-energy, low-weight mobile electronics, industrial, and telecommunications applications that require circuit protection to prevent battery damage. Applications: Computer memory, power backup systems Digital readers Laptop and touchpad computers PLC and industrial controls

6 AA Battery Holder This 6 x 1.5V AA Battery Holder can hold 6  1.5VAA battery which can make  9 V rechargeable battery pack from NiMH / NiCd cells or 9V battery pack from alkaline cells. The battery holder puts the batteries in series so that you have 6x the voltage of an AA battery. Features Holds four AA batteries. Easy install, convenient to use. High-quality plastic material. The perfect external power source for a single-chip microcomputer system, Arduino system, 2WD mobile robot, track-seeking car, RP5 tracked vehicle. Package Include: 1 x 6 AA Battery Holder

AA 4-Cell Battery Holder – Hard Plastic 6V Battery Case with Wire Leads This AA 4-Cell Battery Holder is a durable and reliable power solution designed to securely hold four AA batteries and deliver a stable 6V output. Built from high-quality hard plastic, it ensures long-lasting performance and is ideal for DIY electronics, school projects, robotics, LED circuits, Arduino-based builds, and small hobby devices. Its compact size and lightweight design make it easy to integrate into any enclosure or prototype. The holder includes pre-attached wire leads, making soldering or connecting to breadboards fast and convenient. Whether you're assembling a small electronic project, building battery-powered gadgets, or replacing a damaged battery case in a device, this 4-cell AA battery holder provides a dependable and easy-to-use power source. Its secure cell grip keeps the batteries firmly in place, preventing loose connections during operation. Features: Holds 4 AA batteries, providing a stable 6V DC output for electronics and DIY projects. Built with hard, durable plastic to ensure long-term reliability and secure battery placement. Comes with pre-soldered wire leads for easy connection to Arduino, breadboards, or circuits. Lightweight and compact design makes it suitable for robotics, small appliances, and prototyping. Provides firm battery retention to avoid shaking or disconnection during movement or vibration. Ideal for hobbyists, students, and makers working on low-voltage portable power applications.