Features 1、Built‑in cooling fan and ventilation, cooling more unobstructed, so that the working hours are longer. 2、High conversion efficiency, high performance and stable characteristic. 3、Aluminum alloy protection shell, good heat dissipation performance, strong protection. 4、Modified sine wave car inverter converts DC to AC, widely applications. 5、Pure sine wave type can avoid wasting energy during transmission, and can use all energy sources, outdoor or indoor. Specification Condition: 100% Brand New Item Type: Pure Sine Wave Inverter Material: Aluminum Alloy Output Frequency: 50HZ Conversion Efficiency ≥ 90% Output Waveform: Pure Sine Wave DC12V turn AC220V Package List 1 x Inverter 2 x Knob 2 x Gasket 1 x Power Cable 1 x Anode Wire Red 1 x Cathode Wire Black