... the whole system Clearly; 4, With multi functions, customers don't need to buy extra charger and and electric appliances can be ... area, household, office, supermarket, hospital, bank, solar system, wind energy systems etc;6, With external battery connection, it's convenient for users to ... *500Net weight (kg) 68Gross weight (kg)78 ( wooden case ) power inverter with battery box 10000W 15000VA