4 AC Outlets & 2 USB-A Ports Power StripThe power strip with 4 AC widely space outlets and 2 USB-A ports,each USB-A port features 5V/2.1A Max output. The socket specifications are 15 A/125 V,1875 W,50/60Hz. You can charge 7 devices simultaneously to save time. Multiple Safety ProtectionRoHS, FCC and CE Certificates. The power strip has lightning protection,surge protection,short-circuit protection,flame-retardant protection. The surge protector prevents your electrical appliances from surge,lighting or spike. 2 in 1 switch(switch & indicator light) has effective short-circuit protection, with strong stability and long service life. 50D thick Nickel-plated Phosphor Bronze Sheet & PC Shell The nickel-plated phosphor bronze sheet used in strip has stronger oxidation resistance, longer service life, and better plug-in performance than ordinary copper sheet.The thickness of sheet is 50 denier. The material of the socket shell is PC.The PC shell has high-temperature resistance ,