Specifications AC Input: 100 - 240V Battery Type: LiPo / LiFe Cell Count: 2 - 4 cells Charge Current: 1A / 2A / 3A +/-10% Circuit Power: 20W Current Drain for Balancing: 200mA Dimension: 69.4 x 100.7 x 40.5mm Weight: 176g This is special edition bundle with RCECHO Apps license key included for more fun!. RCECHO is a registered trademarks. Products only distributed by authorized seller.