Operating voltage DC 10~15 volts Nicad/Nimh 1~14 cells Li-Ion/Poly 1~5 series Charge current 0.1 to 5.0A PB/Lead Acid 2V to 12V Discharge current 0.1 to 1.0A No. of cycle’s 1 to 5 times Weight 280g Dimension 115x83x28 mm Accessories Needed: Banana Plug Charge Cables DC Power Source Or AC/DC Power Supply