This product is a wall-mounted household emergency energy storage system. The product is light, strong and space-saving. It is an upgrade from the original cabinet-type electric housekeeper to a wall-mounted light-weight all-in-one machine, suitable for small houses and families. Hang it thin, hang it up and use it. Free up the floor and save interior space. High energy density lithium battery + bypass boost. Small but powerful. It can carry various household appliances: household lighting, TV, computer, refrigerator, mobile phone, tablet, etc.