Feature: 1. POWER AND EFFICIENCY: Providing 300 watts of pure sine wave power and 1000 watts of surge power. Come with an AC power outlet for multi purpose charging. High efficiency, conversion efficiency >85%. The rated output power is 300W, which is completely achievable in reality 2. SPECIAL DESIGN: The durable aluminum body provide advanced protection and easier cooling. Built in temperature controlled cooling fan help reduce heat. The robust construction enable the inverter to withstand harsh environments 3. WIDE APPLICABLE: Power inverter AC socket is perfect for charging laptops, fans, game consoles, for Kindle, TV, Christmas lights, breast pumps. Perfect for vacations, business trips, family or outdoor emergencies, outdoor activities and camping 4. MULTIPLE PROTECTION FUNCTIONS: Power inverter built in fuse to protect your equipment. The safe charging design provide protection against overheat, undervoltage and overvoltage charging and short circuit. Durable metal housing provide advanced drop and crash protection 5. SMART LCD DISPLAY: Under normal working conditions, the LCD display will display the input or output voltage, battery capacity, load capacity and output frequency. When the inverter is abnormal, the LCD display an abnormal state Specification: Item Type: Car Pure Sine Wave Power Inverter Output Voltage: 220VAC USB Port: 5VDC Inverter Power: 300W Output Waveform: Pure sine wave Soft Boot: Yes AC Regulation: Total Harmonic Distortion 3% (linear load) Efficiency: Up to 94% Cooling Mode: Intelligent cooling fan Protection: Battery low voltage and overvoltage, overload, overheating, short circuit Operating Temperature: -10℃ to 50℃. Package List: 1 x Car Pure Sine Wave Power Inverter 2 x Input Cable 2 x Knob 5 x Accessory 1 x User Manual