DESIGENED WITH: 1) MINI JUMP START 2) POWER INVERTER 3)USB PORT 4) EXTRA 12VDC OUTLET 5) LED LIGHT EQUIPMENT as a power inverter : Internal Lead-acid battery: 3.4Ah Continuous Power : 70w Peak power: 140W This is the newest product, we think it will be very popular in the market for its various functions and inexpensive price. If you are interested in it, we can provide the detail introduction. certificates CE/EMC,ROHS