features 2 durable USB ports and 2 universal AC outlets to power up your personal USB-powered devices(phones, MP4, etc), small home appliances(laptops, televisions) or power tools. You will always reach the power when you need it. Features: PORTABLE AND POWERFUL: this handy inverter can convert DC12V to AC110-130V for you to use. FULL SAFETY: with overload, overheat, short-circuit, low voltage, over voltage protections. DUAL USB PORTS: 2 USB ports(5V/2.1A) to charge your smartphones, tablets, and other USB-powered devices with ease. 2 AC OUTLETS: provide power supply for your laptop, digital cameras, refrigerators, DVD, lamps and more. BUILT-IN COOLING FAN: helps reduce heat and prevents shortage for a long-term use. USE WIDELY: great for use on vacations, work trips, and camping or anywhere at anytime.