16340 Dual Battery Holder & Charging Module – 2 Cell 7.4V with Micro USB Charging

Power your electronics projects with the 16340 Dual Battery Holder & Charging Module, a compact and convenient power solution designed for Arduino, ESP8266, ESP32, robotics, IoT devices, and other portable electronics applications. This module securely holds two 16340 rechargeable lithium-ion batteries and provides a 7.4V output, making it ideal for projects that require a higher voltage than a single-cell battery can provide.

The integrated Micro USB charging circuit allows you to recharge the batteries directly on the module without the need for a separate charger. Built-in charging status LEDs provide clear visual feedback, displaying red while charging and green when fully charged.

With its compact footprint, JST-PH power connector, and easy-to-use design, this battery module is an excellent choice for makers, hobbyists, students, and professional electronics developers looking for a reliable rechargeable power source.

Features

• Designed for 2 x 16340 rechargeable lithium-ion batteries
• Provides a stable 7.4V output
• Integrated Micro USB charging interface
• Built-in charging management circuit
• LED charging status indicators
• Compact and lightweight design
• Suitable for Arduino, ESP32, ESP8266, robotics, and DIY electronics projects
• Includes JST-PH output connector

Technical Specifications

Applications

• Arduino projects
• ESP8266 and ESP32 development boards
• IoT devices
• Portable electronics
• Robotics
• Sensor nodes
• DIY battery-powered projects

Package Includes

• 1 × 16340 Battery Module – 2 Cell 7.4V

Note: Batteries are not included and must be purchased separately. Use only compatible rechargeable 16340 lithium-ion batteries.