Power inverter 175W: the product can converter DC 12V to AC 220V or AC 110V, it will make it convenient for you to use AC electrical power. Specifications 30minutes continuous output: 150W Continuous Power: 130W Surge Power: 300W No-load draw: 0.2A Optimum efficiency: 90% Output Waveform: Modified sine wave AC output frequency: 50-55Hz Input Voltage Range: 10-15V/21-28V Output Voltage Range: 201-230V/105-115V Thermal Shut-Down: 65degree celcius+/-5degree celcius Over Voltage ShutDown: 15.5V+/-0.5V Low voltage Alarm: 10.7V+/-0.3V Low Voltage Cutoff: 10V+/-0.3V Short-circuit protect: yes Over load protect: yes Reverse Polarity Protection: yes AC Receptacles: 1 12 Volt Cigarette Lighter Plug: yes Direct-to-battery cable with clips: N/A Cooling Fan: yes Internal Fuse: 1×20A Red/Green Status LED: yes Size(mm):: 235*142*60 CTN Demension(mm):: 480*330*270 PCS/CTN: 24 N.W.(KGS):: 9 G.W.(KGS):: 10 Qty for 20'CTNR : 14800PCS Qty for 40'CTNR : 30000PCS