Arduino Compatible Lithium Battery USB Charger Module
This tiny module charges a single lithium cell from a 5V supply. Ideally paired with XC-4512 DC-to-DC Converter Module to create a device that runs on a single lithium cell and recharges by USB. Output via solder tabs, Input is either via solder tabs or a mini-USB port.
• Linear charge rate of 1%
• Full charge voltage 4.2V
• Charge state LEDs