5 m cable terminal block with 5 USB - 12-way socket tower and 5 USB multi-socket outlet strips, surge protection 2 independent switch extension cables 5 m (2500 W/10 A) Features:[5M extension cord and space-saving design] This socket tower with 5M extension cord helps you easily get around the other end of the sofa. With a unique vertical desktop design, the USB multi-socket is the perfect space-saving tool and is perfect for charging multiple devices at home/office/school.[17-in-1 multi-slot]: 12 sockets, 5 USB ports for power strips with 5 m power cord, supports 17 electrical and electronic devices simultaneously through a single tower outlet strip.2 independently controlled switches: The outlet tower has 2 single-level independent switch controls. The smart plug can be controlled independently and the USB port is controlled as a unit. Turn off multiple electronic devices when not in use to save energy.[Triple certification, overload protection]: RoHS, CE and FCC certificates. The integrated power strip protects against surge (1500 joules), short-circuit protection, overload protection, over-temperature protection, over-current protection and flame-retardant materials.