· Continuous pure sine wave AC output
· AVR output
· Intelligent power-saving and load detecting, automatic shutdown after without load 1min
· High Efficiency
· Long standby time, up to 30 days（Use more than 30 days, please recharge）
· MPPT Solar charging function, can add with solar charge funtion.
· Wireless remote control
· Different backup time design
· Can continuous start max shutter door motor 1HP <1100kgs 6 times.