Sell 500W Watt DC 24V to AC 220V + USB Portable Voltage Transformer Car Power Inverter best price

500W Watt DC 24V to AC 220V + USB Portable Voltage Transformer Car Power Inverter Features: 500W car power inverter, convert DC 24V to AC 220V. Perfect for in-car use, powers up notebook/laptop, DVD player, digital camera, etc. With USB output, you can charge your cellphone, MP4, MP3... No more running out of batteries. Steady and precise output voltage. Over temperature protection, overload protection, over voltage protection. Built-in cooling fan with low noise. Specifications: Input voltage: DC 24V Output voltage: AC 220V 50 Hz Output power: 500W USB port output voltage: DC 5V Output waveform: Modified sine wave Low voltage alarm (no load): DC 20.5~21.5V Low voltage shutdown (no load): DC 19.8~20.8V High voltage shutdown (no load): DC 28~32V Peak efficiency: >90% Item size: Approx. 14.5 * 9 * 5.5cm / 5.7 * 3.5 * 2.2in Item weight: Approx. 408g / 14.4oz Package size: Approx. 24 * 17.5 * 8cm / 7.3 * 5.9 * 2.4in Package weight: Approx. 570g / 1.26lb Package List:  1 * Power Inverter 1 * Cigarette Plug Cable 1 * Battery Clip Cable 1 * User Manual(English)