The all new iCharger 4010DUO is the ultimate battery charging powerhouse capable of outputting up to 2000W total charge power. Featuring two separate channels each capable of charging at up to 40A, it's like having two super chargers in one! For parallel charging, you can even combine the two channels together and charge at up to 70A. All of this charge power combined with the proven performance and reliability of the iCharger series makes this the ultimate high power charging solution for your batteries. Specs: Input voltage range: 9~50V DC Input current limit: 65A Maximum charge power capacity: 1400W per channel @ _23.5V (up to 2000W in synchronous mode) Charge current range: 0.05~40.0A per channel, or up to 70A in synchronous mode Discharge power capacity: 130W per channel, or up to 200W in synchronous mode Maximum regenerative discharge: 1400W per channel, or up to 2000W in synchronous mode Maximum external discharge power capacity: 1600W @ 40V/40A, or up to 3200W in synchronous mode Current drain for balancing: 1.2A per channel, or up to 2.4A in synchronous mode Balance accuracy: 10mV LiPo/LiIo/LiFe: 1~10 series per channel NiCd/NiMH battery cell count: 1~25 series per channel Pb battery cell count: 1~18 series (2~36V) per channel PC Connectivity: USB port Weight: 1470g Dimensions (LxWxD): 210x140x80 mm Warranty: 1 year Additional Features: Battery internal resistance measurements Store and read data from micro SD (TF) card Servo test Pulse test