... back-up power supplies can be widely applied in field work, traveling and Emergency power supply, It support DC output of 5V ... , 12V, 24V, 48V ect. and AC output 220V, convenient for your power application. Power500W1000W2500WBattery cellLifePo4Voltage ... output.Looks like a luggage bag, equipe with draw bar and wheels, easy to carry.We can provide different size, capacity ...