Cautions This is not a toy, keep out of reach from children Never connect the inverter to AC distribution wiring Do Not × Install near flammable materials × Use or make connections in mark or designed as IGNITON PROTECTED × Expose to rain, snow, water, or any other liquids × Use with positive ground electrical systems × Plug foreign objects into the receptacles × Open,there are no user serviceable parts inside Specifications Max Continuous Output:300W Peak/Surge Capacity:600W Normal Input Voltage:12VDC Input Voltage Range:10-15VDC Max Efficiency:90% Output Voltage:110-120VAC Output Frequency:60Hz-+2Hz Output Waveform:TRUE SINE WAVE Low Voltage Shutdown: 10.5+-0.5V Over Voltage Shutdown:15.5+-0.5V No Load Current Draw:<0.3A Features √ Low Battery Automatic Shutdown √ Overload and Short Circuit Protection √ Reserve Polarity Protection(by fuse) √ Compact Size, Light Weight, High Efficiency √ High Surge Current Capability to Star TVs, Motors and other Inductive Loads √ Thermal Protection √ Built-in Cooling Fans √ Soft Start Technology Package List 1 x 300W Pure Sine Wave Power Inverter 1 x User Manual A set of alligator clip cable A cigarette lighter plug cable The case blue color may have a slightly difference as for different batches but they are the same functions and same quality!