Tower Power Strip Vertical Surge Protector 9 US outlets with 4 USB Double Pole Switch with 2m Extension Cord Specification: Model: TP-VB4U9S Material: ABS+PC fire retardant Current: 15A Voltage: 110-250V Power : 1875W-3750W Cable length: 2M 18AWG pure copper Outlets: 9 US outlets with 4 USB USB output : 5V 4.5A Application: Office ,home ,store,supermarket ect, for indoor Safety protection: Overload protector Color: Black with white/can be customized Unique tower design: Providing enough space between each outlet 9 outlets with 4 USB: Providing enough AC and DC outlets for charging 5V 4.5A USB output: Fast charging USB ports with smart IC auto-adjust charging rate for smart phone, laptop , digital cameras and more. Double pole switch: It can cut off live line and neutral line at the same time when the switch turns off. Fire retardant material and 2 meters pure copper: High quality material to guarantee charging security With overload protector: It can automatically shut down the power when overloaded which can protect the devices immediately. With surge protector: It can prevent your devices from lightning stroke.