Feature 1Voltage Detection Chip: The power converter adopts intelligent voltage detection chip and intelligent LCD screen to realize real time voltage detection, protecting the battery and your electricity safety all the time. 28 Protections: The inverter features overcharge protection, overcurrent protection, overvoltage protection, undercurrent protection, short circuit protection, undervoltage protection, overheat protection and overload protection. 3Smart Cooling Fan: The heavy duty power inverter makes use of smart cooling fan which features excellent and fast heat dissipation performance to prevent overheating, as well as lower working noise, stable and precise output voltage. 4Devices Charging: The dual AC 110V outlets can charge laptop, fan, game console, for kindle, TV, DVD players, Christmas lights, etc. And the 5V USB port is ideal for fast charging for IOS, smartphone and other electronic devices. 5Wide Application: You can connect to a 12V/24V ( also support 48/60/72V) battery system to power your device in home or outdoors for emergency, outdoor activities or outage, the sturdy aluminum alloy is more compact and durable.Item Type: Power InverterMaterial: Aluminum AlloyColor: RedInput Voltage: 12V/24VOutput Voltage: 110V10%Rated Power: 420WPeak Power: 1000WOutput Waveform: Modified Sine WaveOutput Frequency: 60HZConversion Efficiency: >90%No Load Loss: <0.2NWorking Ambient Temperature: 0-40Over Temperature Protection: 55-77Low Voltage Alarm: 10V-11VHigh Voltage Shutdown: 15V2VLow Voltage Shutdown: 10V2VWith Display: LCDBare Size: Approx. 190x112x55mm/7.5x4.4x2.2in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Power Inverter1 x Pair of Positive and Negative Battery Clips1 x Cigarette Lighter1 x ManualNoteDo not use in places with water.