USB 2.0 Extension Cable with On/Off Switch and LED Indicator Easy power control: The built in switch lets you turn the connected USB device on or off with a simple press. You no longer need to unplug the cable to stop power. Clear status with LED: An LED indicator shows when power is being supplied, so you can confirm operation at a glance. When the switch is off, the LED is off. Supports data and power: This extension cable provides both USB data transmission and power delivery. It is a USB 2.0 extension cable, designed for reliable data transfer. Convenient and durable: Keeps your ports and devices in place, reducing wear from repeated plugging and unplugging while maintaining a solid connection for powered peripherals. Compatibility and performance: Standard USB 2.0 extension cable compatible with devices that require both data transfer and power. Practical use scenarios: Desktop setup: Use with a USB lamp or USB fan for easy on/off control at the workspace. In a vehicle: Power a driving recorder (dash cam) or other USB accessories and switch them off without unplugging. Office or home: Power a LED desk lamp or other USB devices while quickly turning them off when not in use.