20 IN 1 Power Strip Surge Protector 16 Grounded Outlets multi outlet plug tower with 4 USB charging ports, it handles your 20 devices simultaneously. The total power is as high as 1875W and the USB side can provide 4.2A max (Upgrade) / 21W power in total. USB smart charging technology, each USB port can detect and deliver an optimal current output of up to 2.4A per port. Widely Use in Office College or Home Charging tower for multiple devices can be used for your PC, computer, laptop, phones, tablet, TV, printers, lamp, speakers, Hairdryer cylinder, rice cookers, and other devices. You can also take it to travel because it supports wide voltage. Please do not exceed the rated power 1875W (125V 15A). All-Round ProtectionBuilt-in overload, over-voltage, circuit breaker and overcurrent protection ensure an all-round protection for you and your electronic devices. 100% pure copper heavy duty power cord ensures excellent heat dissipation and great conductivity. Its casing is