Brand: Other Power Source: External Are batteries needed to power the product or is this product a battery: No Is this a Dangerous Good or a Hazardous Material, Substance or Waste that is regulated for transportation, storage, and/or disposal: No 3 IN 1 Design: combined 3 AC outlets, cigarette lighter socket and 4 USB charging into one compact design, charging multiple devices at the same time. Smart Charging: automatically detect your devices to deliver optimal charging speed, great for laptop, tablet and more. Full Protection: Multi protect safety system of the power inverter and auto shutdown features ensures complete protection for you and your devices. (Over voltage / Low voltage / Overload / Short circuit / Overheat and short circuit protection). Specification: USB port: 5V 3.1A Input: DC 12V Output: AC 220V Overheat Protection: 80 - 100 degrees centigrade Input Over voltage Protection: DC 12V (16V) Input Low voltage Protection: DC 12V (10.5V).