BATTERY CHARGER Li-Ion Li-Polymer 1.2A QFN20; Battery Type:Li-Ion Li-Pol; Input Voltage:5.5V; Battery Charge Voltage:4.2V; Charge Current Max:1.2A; Battery IC Case Style:QFN; No. of Pins:20; No. of Series Cells:1; Packaging:Each;RoHS Compliant: Yes