Specifications:Input voltage: DC 12VOutput voltage: AC 110V 50 HzOutput power: 1500WOutput waveform: Modified sine waveLow battery alarm (no load): DC 10.2~10.8VLow battery shutdown (no load): DC 9.7~10.3VHigh battery shutdown (no load): DC 14~16VPeak efficiency: >90%Working temperature: 0~40 degree centigradeItem size: Approx. 18.5 * 9.5 * 5.5cm / 7.3 * 3.7 * 2.2inItem weight: 542g / 1.2lbPackage size: Approx. 23 * 23 * 8cm / 9.1 * 9.1 * 3.2inPackage weight: 772g / 1.7lb Features:1500W car power inverter, convert DC 12V to AC 110V.Perfect for in-car use, powers up notebook/laptop, DVD player, digital camera, etc.Steady and precise output voltage.Over temperature protection, overload protection, over voltage protection.Audio alarm of low battery level prior to auto shut down.Built-in cooling fan with low noise.