bestek 300watt pure sine wave power inverter car adapter dc 12v to ac 110v with 4.2a dual smart usb ports bestek <strong>specification: </strong><br /> power (2 ac outlets): 300w rated, 360w max, 700w peak <br /> input voltage: 12v dc, output voltage: 110v~120v dual usb port <br /> usb output: dc 5v, 4.2a rated, 4.8a max. auto 0~2.4a*2 <br /> indicator: green-operation, red-shutdown <br /> over voltage shutdown: dc 15v-16v, low voltage shutdown: dc 10v-11v <br /> dimensions: 4.92 x 3.39 x 1.93 inch optimal use and precautions: for dc12v only, not applied for dc 24v and airplane use. <br /> <br /> please do not leave the power inverter in the on position while your car is off. <br /> if the rated input of any connected ac devices exceed 150w, please use battery clamps to directly connect to your vehicle's battery as most vehicles 12v ports are rated and fused for 150w. <br /> avoid placing the inverter into sunlight directly or next to heat-sensitive materials to protect inverter from getting too warm. <br /> caution! not designed for high power electric devices such as hair dryers, electric heaters, curling irons, etc. <br /> package list: 1 x 300w power inverter 1 x user manual<br />