... to 3.7V/7.2 to 7.4V lithium ion battery packs, 1 to 2, 3.6V round cells and 1 ... , Over-voltage, short-circuit and over-time protections and defective battery detectionWorldwide voltage (100 to 240V) and plugs (EU, UK, USA ... : Identify the positive and negative automaticCan charge battery which is fully discharge and protect battery version protectionCan protect the EEPOM as no ...