Compact Multi-Functional Jump StarterPerfect everyday device to keep in a purse or pocket Capable of boosting engines up to 2. 5 L Ready to boost up to 15 times at full charge Can also charge a mobile device up to 4 times and can hold its own charge for up to 6 months Manufacturer Part Number: BMC01 B Battery Capacity: 7500 mAh Full Charging Time: 2 hours Operating Temperature: 20C 60C Input: 12 V Output: 12 V Jumpstart peak current: 400A Device Lifetime: 1000 recharging cycles