Model WP100 Quatity 1 piece(s) Color Silver Material Aluminum alloy Input Voltage 10~15 V Output Voltage 220 V Output Current 3000 mA Output Power 400 W Peak Power 1000W Waveform Type square wave USB Port No Output Socket Universal Conversion Efficiency .98 Output Frequency 50 +/- 2Hz Overvoltage Protection 14.5~15.5V Low-voltage Protection 10.4~11.0V Overtemperature Protection 50'C Indicator Light Yes Power Cable 50 cm Application Charging for cellphones laptops digital camera GPS etc. Operating Temperature 0~40'C Packing List 1 x 1000W Car Power Inverter 1 x Car cigarette lighter (45cm cable) 1 x Battery clamp (about 50cm)