Product Name: Car Emergency Starter, Ignition Starter, Multi-function Lighting, 12V Universal Charging for CarsBattery type: 6060803 series polymer batteriesActual capacity: Actual 8000MAH can be marked with 12000MAH and 30000MAH. Please read and understand which specification you need to place in which specification. If you mind the capacity, please take it carefullyConversion efficiency: 85%Starting vehicle displacement: gasoline vehicles below 1.8LInput voltage and current: 12V/1AOutput voltage and current: 5V/2A