* Adopt Micro USB DC 5V input, single slot independent charging and management system.
* There are two kinds of charging currents to choose from (500mA/1000mA).
* The built-in LED indicator shows the real-time voltage and current of the charging status.
* Automatic identification of Li-ion and Ni-MH batteries and manual selection of LeFePO4 batteries (Automatic identification of 1.20V/3.70V batteries, manual selection of 3.20V/3.80V batteries).
* With protection of overcharge and over-discharge, short circuit, intelligent identification of bad batteries and reverse battery detection.
* Automatic detection of battery polarity (+- polarity).
* With 0V voltage activation function, 1.6-2.2V cannot be charged.