Ameec Shenzhen Technology Co.,Ltd, with professional jump starter factory, is a best China jump starter manufacturers and suppliers. We are always at your service. Jump Starter Rated Power: 37WHCharging in time: 5Hrs (5V2A,15V1A) Output port: 1, 5V2.4A, 5V1A Mobile, tablets, etc 2, 12V,19V Laptop, camera, projector,etc 3, 12V Laptop, camera, projector,etcPeak current: 200/400AStart on a full capacity: 10-20 timesSize: 145*78*28mmWeight: 350gBattery type: 30C Li-polymer battery packMaterial: ABS+PCInput : 12V2ARecycle times: 500 times We have two types of battery cell for the pack: 18650 lithium battery andlithiumpolymer battery. As for the raw material of the battery cell, we canuse NCM or LiFePO4 according to customer’s specification. Comparedto NCM, LiFePO4 has longer cycle life and is more safer, but of course the cost would be higher.We will prepare detail proposals for our customeraccording to their specification.