1. Power Inverter with LED Indicator, 2. overload , overdischarge , overcharge auto protection 3.CE ,Rohs , FCC Approal 300W PURE SINE INVERTER Application:1. Field operation : lighting, drilling, disaster relief, commercial promotions.2. Hospital emergency rescue: surgical lighting, equipment use, etc.3. Home Appliance: Electronic energy-saving fluorescent, incandescent, small television sets, ...