Features: This USB ON/OFF switch cable is an upgraded version that supports data transmission and power supply. It is not a simple USB extension cable, but with data and power on/off switches. Suitable for low power consumption appliances such as USB fans, LED desk lamps and other computer peripherals, such as USB wireless headsets, microphones, etc. Length: 78.74 feet/2.0 meters, USB male connector to switch, switch to USB female connector. Support 5V, 2A Max. Usage: When the switch is pressed to "-", the cable is disconnected, when the switch is pressed to the other side without a mark, the cable is connected. Please note: 1. High-power electrical appliances cannot be supported. 2. If a USB 3.0 or higher version USB cable is connected, it can still be at USB 2.0 speed. Package includes: 1x USB on/off switch cable Specifications: Material:Plastic Color :White Size: Approx.200cm/78.7inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1xUSB Extension Cable