1.Main Features: a. Durable construction for long life under extreme environmental conditions b. Low idle current (less than 1 watt) conserves energy when no loads are present c. power Inverter has soft start capability for starting heavy loads d. Built-in starting control circuits for two- and three-wire generator starting systems e. Simplified controls with a snap-on cover that protects settings from being accidentally changed f. Better thermal performance allows full output power to 50¡ãC (122¡ãF) without de-rating g. High surge capacity starts more difficult loads and handles overload conditions reliably h. Durable powder coated, corrosion resistant steel chassis i. New digital display shows kilowatts (kW) when inverting and amps (A) when charging, plus incorporates a robust ON/OFF switch and status indicators j. 70-amp automatic three-stage battery charger (bulk, absorption, and float) and battery equalization with remote temperature sensor for increased performance. 2. Protection Features: A. Battery over voltage and under voltage protection B. Over temperature protecton C. Automatic overload protection D. Short circuit protection. F.pure sine wave inverter g. pure copper transformer h.1kw to 6kw available i. low frequency inverter j. huge charge current k. support solar system, generator.