Seckatech 4 USB Ports Charger Wall Outlet, Smart High Speed Charging Receptacle with 2 Free Plates, 4.2A 5V DC, White

The 4.2a 5v DC sub wall outlet can high-speed intelligent charge 4 sub devices at same time and without adapters
Wide range of applications: School, office, living room, public areas, bedroom and so on
Available for 100-120 volt 50/60 hz, not require additional wiring, easy to install
The operation indicator: Send out a ray of light in the dark - that justify its existence
UL listed product