DFRobot (DFR0564) USB Charger Board, LiPo Battery 7.4V Board

DFR0564 is a USB charger for a 7.4V LiPo battery. It provides users with acompact and efficient 7.4V lithium battery USB charger, only the size and weightof an ordinary Gravity sensor. With just a mobile phone AC adapter (or powerbank) and an Android data cable, users can safely and efficiently charge the7.4V lithium battery up to 1A, which is commonly used in various robots andmotor drivers. The lightweight and micro USB interface features make it idealfor outdoor applications. In addition to serving as a charger, it can also beembedded in a variety of 7.4V lithium battery-powered projects, adding a USBcharging function to it, eliminating the need for battery swapping and the useof traditional bulky power adapters. Suitable for robots and motor drivers, anda lithium battery charger.Features:- High efficiency boost type USB charger, designed for a 7.4V lithium battery- Charge input and battery port reserved pads for easy modification andmeasurement- All-round protection of the battery and power supply- Multifunction LED status indicator, system status at a glance- USB ESD shell- Charge input voltage (USB IN):3-6V (5V, typical for USB IN)- Maximum charge current: 1A trickle charging, constant current, constantvoltage 3 3-phase charging- Charge efficiency is 90%- Operation temperature: -40 C to 85 C