... ±0.3V DC/29.0±0.8V DC Reverse Protecion: Blown fuses Over Load Protection Power: ... 6.Safeguard: Short circuit, Under/over voltage protective, reverse protection, over load protection power, over temperature, main ... of heat: Using temperature sensors control cool fan to thermal dissipation.10.Color: red, blue, sliver, ... (30% advance), L/C at sight, alipay.How to choose a good inverter?1. Select and use ...