Batteryless jump starter(12V/300AMP), can start 4.0L gasoline , 2 L diesel car. 100% maintenance free,no need for recharge during storage. 90 seconds quick recharge (press "Charge" button to start charge ) 300AMP cranking current Ultracapacitor technology 300AMP from -40 ℃ to 65 ℃ instantly operatable after years of storage. press ON/OFF button to start engine without any battery mounted built-in voltage meter to read voltage of vehicle 's battery. no degradation of performance af freezing temperature. no degradation of performance with age. more than 10000 times uses shelf life-more than 10 years. short circuit /Reverse polarity protection/wrong connection protection. also can use mini USB plug and socket cigarette to charge ultra capacitor. can can change
packing information :
quantity: 6 cps
ctn size :24.5*30.5*28.5cm
g.w/n.w.:8.5/7.8kgs
20':7602pcs 40HQ:18870pcs