**********4 HIGH-SPEED USB PORTSTo achieve fast charging, this worldwide voltage outlet extender with smart IC technology can AUTO-ADJUST the CHARGING RATE for iPhone, iPad, laptop, computer, and more electronic devices (max 2.4A /port, 4.5A in total). *****MULTIPLE PROTECTION & FIRE PROOFTo protect you and your valuable electronic devices, this universal power socket has advanced multifunctional protection technology providing surge (1080J) / over-current/ over-voltage/ over-load/over-heating/ short-circuit and high-temperature protection. Moreover, this desktop power hub is made of ABS + PC fire-resistant material, rating: UL94 V-0, the highest fire resistance level. *****UPGRADED SWITCH CONTROLThis energy-saving power strip tower with USB ports has a master control switch that makes it easier for you to control the USB ports and AC outlets. No plugging & unplugging hassle! *****SPACE SAVING WITH VERTICAL DESIGNWith 4 USB ports and 9 AC outlets, this compact surge protector tower can ex