Power Output: DC12V Built in 24AH battery Peak current: 1200AMP; Starting current: 500AMP or 38AH battery Peak current: 1500AMP; Starting current: 600AMP Peak current: 900AMP; Starting current: 400AMP Over charge protection; Over load protection 3.6W working light, voltmeter Output socket: 12VDC, Current max 15A Overload protection, automatic cut off to prevent overcharging AC-DC adapter and cigarette cord. Packing: 1pc/color box, 2pcs/ctn G.W./N.W.: 18/16kg Meas.: 38 x 38 x 39.5 cm 966pcs/20