Data Sync USB 2.0/3.0 Ext Cord USB Extension Cable With ON OFF Switch LED Indicator for Raspberry Pi PC USB Fan LED Lamp Product Type: USB 2.0 Extension Cable Product Material: Environmentally Friendly Material Product Color: Black Cable Length: 1M, 0.5M Specifications: 1. The working indicator light allows control of power supply or data transmission via the switch, reducing wear from frequent plugging and unplugging 2. Upgraded design with switch and LED light display for charging and data transmission 3. High-quality pure copper wire core ensures reliable, non-destructive signal extension 4. USB cable with switch enables easy operation—simply press to start or stop without disconnecting 5. Compatible with USB devices such as lights, fans, dash cams, and LED desk lamps; supports error-free data transmission and power delivery 6. Built-in LED indicator shows real-time working status Package Included: 1 x Extension Cord