The Ultra Portable Power Inverter delivers a safe, reliable power source for your laptop, MP3 player, portable DVD player, or other personal electronics. Small enough to fit in the glove box of your car, this light-weight unit provides up to 150 watts of continuous power. Simply plug it into your vehicle's power outlet or an airline Empower ® port - and you've got the power you need, wherever you are! Bright, LED indicator alerts you to unsafe operating conditions; built-in safety features include over-current protection, low-and over- supply voltage protection, and over-temperature protection.