Wire specifications: 24 AWG, OD: 3.2 mm, 2 cores; total length: 30 cm; solving long-range cable control problems. Material: The interior of the cable is made of high-quality copper wire, which has good conductivity and can be stably connected to the device. The USB switch shell is made of high quality material and has good insulation. Easy installation: USB extension cable with 304 on/off, when installing, simply connect the ends male and female to the corresponding electrical equipment. Simple and quick, no additional tools are required for installation. It can be turned on or off by pressing a button. Application: The USB extension cable with on/off switch has good compatibility, widely used in LED light strips, desk lamps, bedside lamps, USB fans, driving recorders and other peripheral electrical appliances with low power consumption. Note: This data cable only supports power supply, does not support support data transmission, does not support IOS system.