Specification: Type: Tower Extension Power Strip Manufacturer: TESSAN Power on/off Switch: YES Certification: RoHS, CE Rated Power: 3250W Rated Input: 100V-250V, 13A max USB Output: 5V 2.4A max per port Socket: 8 AC Outlet + 3 USB Port Dimension: 6.6 x 6.6 x 14.71cm Cable Length: 2M/3M/10M Surge Protection: 1700J Product Weight: 620g About this Product: Compact and Portable: The extension lead tower is designed with a compact size. The vertical shape takes up little space but allows multiple devices to be plugged in, providing a tidy and neat desk. Multiple Protection: This extension lead comes with 1700J surge protection and overload protection, which can ensure safety when using this plug tower with high-rated household appliances or electric devices. 11 in 1 Extension: The extension lead features 8 AC outlets arranged vertically on 4 surfaces, saving space compared to a standard power strip. Includes 3 USB ports to cover the charging needs for home, office, college dorm, or school. Power Switch and Indicator Light: The switch on the top controls the entire power supply. You can turn off all connected electronics at once when not in use to save energy. Features two indicator lights: red for surge protection and green for grounded protection. Stable Base with 4 Non-Slip Mats: This extension lead tower has a strong base to support heavier devices. Four non-slip mats on the bottom help prevent sliding or falling during use.