TESSAN 11 in 1 Tower Extension Cable with 8 AC outlets and 3 USB Product Specification Rated Power: 3250W (max 250V, 13A) Maximum Load: 13A Voltage: Input: 100V-250V AC, 50/60Hz USB Output: 5VDC / 3.0A (Total) Output Quantity: 8 AC Outlets and 3 USB Ports Product Size: 14.7x6 .6x6.6 cm Compact and Portable TESSAN tower extender with USB slots designed by compact size. The upright form takes up little space but can hook up a lot of power, providing a tidy and neat desk. Multiple Protection This surge protected extension cord comes with a 1700J surge protector and surge protection overloads, which can ensure safety when you use this socket tower for household appliances or electrical appliances, etc. 11 in 1 Extension Multi-socket extension sockets with 8 AC outlets are vertically on 4 surfaces, saving space than normal power strip. Multi USB socket with 3 USB covers your home office charging needs. Power switch and indicator light Switch on the top of this socket extension tower controls all the power. You can turn off all electronic components when not in use to save energy. 2 indicator lights: red for surge protection and green for ground protection. Stable base with 4 non-slip mats This extension lead tower is designed with a solid base to hold some heavy devices . 4 non-slip mats at the bottom to prevent slipping or falling when using. Product Pictures