... camera /mobile phone charger 2.ni-mh/ni-cd AA/AAA battery charger 3.3.7V/7.4V Lithium battery charger universal family chargerDetailed Product ... 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 ...