Operating voltage range: DC 11. 0-18.0 Volt Circuit power: Max. Charge power 200Watts Max. Discharge power 25Watts Charge current range: 0.1-10.0A Discharge current range: 0.1-5.0A Current drain for balancing Li-Po/Ion/Fe: 300mA/cell Li-ion/Fe/Polymer cell count: 1-6cells NiCd/NiMH battery cell count: 1-18cells Pb battery voltage: 2-20V Net weight: 607g Dimension: 150x116.3x53mm