The 300mAh Rechargeable 3.7V LiPo Battery is a compact and lightweight lithium-polymer rechargeable battery designed to provide a stable and reliable power source for portable electronic devices, IoT applications, robotics, wearable electronics, and embedded systems. With a nominal voltage of 3.7V and a capacity of 300mAh, this battery offers an excellent balance between size, weight, and energy storage, making it suitable for projects where compact dimensions and long operating time are important.

Manufactured using advanced lithium-polymer cell technology, the battery delivers high energy density, low self-discharge, and consistent output voltage throughout most of its discharge cycle. Its lightweight pouch-cell construction minimizes weight while providing reliable performance across hundreds of charge and discharge cycles. The battery is widely used in Bluetooth devices, wireless sensors, GPS trackers, mini robots, Arduino and ESP32 projects, Raspberry Pi Pico applications, portable instruments, and various battery-powered electronic products.

The battery comes with pre-attached flexible wire leads and a compact connector for quick integration into compatible electronic circuits. Its rechargeable design helps reduce replacement costs and minimizes environmental waste compared to disposable batteries. When paired with a suitable single-cell LiPo charging module and protection circuit, the battery delivers safe and dependable operation for everyday electronic applications.

Designed for students, hobbyists, engineers, educators, and product developers, the 300mAh Rechargeable 3.7V LiPo Battery is an excellent choice for powering low-power electronic systems. Its compact size, lightweight construction, stable performance, and rechargeable operation make it ideal for prototype development, educational projects, and commercial embedded applications.

Key Features

• Rechargeable lithium-polymer (LiPo) battery
• Nominal output voltage of 3.7V
• Battery capacity of 300mAh
• Compact and lightweight design
• High energy density
• Stable output voltage
• Low self-discharge rate
• Rechargeable for multiple charge cycles
• Flexible pouch-cell construction
• Pre-attached connection leads
• Compact battery connector
• Suitable for low-power electronic devices
• Ideal for Arduino and ESP32 projects
• Compatible with Raspberry Pi Pico and STM32 development boards
• Suitable for wearable electronics
• Perfect for IoT devices and wireless sensors
• Reliable portable power source
• Environment-friendly rechargeable design
• Easy integration into electronic projects
• Long service life with proper charging
• Ideal for students, hobbyists, engineers, and makers
• Suitable for prototype development and embedded systems