Wide voltage compatibility, can charge 8.4/12.6/16.8V li-ion battery of any capacity; You can select high/low current charging modes with CC/CV charging modes and AC/DC/USB ports.<br />LCD display show battery power level and charging status<br />Intelligent charging control, automatically identify battery voltage and prevent overcharge; With pre-charge and lithium battery 0V activation function, can effectively prolong battery life. ">