ALLPOWERS R4000 Portable Power Supply is a simple mobile backup power supply equipped with a large-capacity LifeFO4 battery. It has a large output power of 4000W, 3456Wh Capacity. Equipped with unique intelligent APP control, UPS power function and energy-saving mode. 11 different output ports can meet all your needs at the same time. 4 AC power ports with a power of up to 4000W (peak 6000W) suitable for almost all household appliances; 2 USB-C charging ports, 4 USB-A ports and 1 car socket for small devices. No need to worry about electricity anymore. With its proprietary technology, ALLPOWERS R4000 can charge from 0 to 100% in just 1 hour through an AC power outlet and solar charging, which is faster than any other solar generator. It has 4 optional charging methods and 3 charging modes (fast charging, standard and energy-saving charging modes). Air conditioners, electric stoves, electric kettles, electric blankets, washing machines, hair dryers, TVs... We are compatible with all home appliances, so you can use them for hours or longer as a countermeasure for power outages.