3.7V 300mAh Lithium-Ion Battery

The 3.7V 300mAh Lithium-Ion Battery is a compact, lightweight, and rechargeable power source designed to deliver reliable and stable power for a wide range of portable electronic devices and low-power applications. With a nominal voltage of 3.7V and a capacity of 300mAh, this battery provides an efficient energy solution for compact electronics where size, weight, and performance are important.

Built using high-quality lithium-ion cell technology, the battery offers high energy density, low self-discharge, excellent charge retention, and a long service life. It can withstand hundreds of charge and discharge cycles while maintaining stable voltage output, making it suitable for both continuous and intermittent operation.

The 3.7V 300mAh Lithium-Ion Battery is widely used in IoT devices, wearable electronics, Bluetooth modules, wireless sensors, GPS trackers, mini drones, portable medical devices, Arduino projects, ESP32 development boards, Raspberry Pi accessories, robotics, smart home devices, embedded systems, and DIY electronics projects. Its compact size allows it to fit easily into small enclosures and custom-designed electronic products where space is limited.

The battery delivers consistent performance with minimal voltage fluctuation, ensuring reliable operation of sensitive electronic circuits. It can be recharged using compatible lithium-ion battery charging modules that provide proper charging and protection against overcharging, over-discharging, overcurrent, and short circuits.

Ideal for students, hobbyists, engineers, and product developers, the 3.7V 300mAh Lithium-Ion Battery is an excellent choice for powering portable electronics, prototypes, educational projects, and commercial embedded systems.

Key Features

• Nominal Voltage: 3.7V

• Battery Capacity: 300mAh

• Rechargeable lithium-ion technology

• High energy density

• Low self-discharge rate

• Stable output voltage

• Lightweight and compact design

• Long cycle life

• Suitable for portable electronic devices

• Reliable and efficient performance

Applications

• IoT devices

• Arduino projects

• ESP32 development boards

• Raspberry Pi accessories

• Wearable electronics

• Bluetooth devices

• Wireless sensor nodes

• GPS trackers

• Mini drones

• Robotics projects

• Portable medical devices

• Smart home electronics

• Embedded systems

• DIY electronics projects

• Educational electronics

• Battery-powered prototypes

Benefits

• Compact size for space-constrained applications

• Rechargeable for repeated use

• Long operational life

• High energy density

• Stable and reliable power output

• Lightweight for portable devices

• Low maintenance

• Ideal for professional and hobby electronics

Technical Specifications

• Product Type: Lithium-Ion Rechargeable Battery

• Nominal Voltage: 3.7V DC

• Capacity: 300mAh

• Battery Chemistry: Lithium-Ion (Li-ion)

• Rechargeable: Yes

• Application: Portable Electronic Devices

• Operating Type: Rechargeable Power Source

Package Includes

• 1 × 3.7V 300mAh Lithium-Ion Battery