Control the power freely with on/off button. Protect the USB-C port of Raspberry Pi 4 from frequent plugging. Connector: USB-C Male and USB-C Female. Application: USB power output, LED light bar, USB desk lamp, fan, small table lamp, and other low-power computer peripherals. Wire specification: 20 AWG, tin-coated copper 26-core cable. Wire outer diameter: 4.0mm. Connector A: USB-C Male. Connector B: USB-C Female. Power supply: 4.95V. Cable length: 27cm / 10.6 inches. Weight: 16g. Compatible with Raspberry Pi 4. Note: Raspberry Pi is not included. Material: plastic. Color: black. Package contents: 2 x Power switch cables. Only the items listed are included; others are not. Note: Lighting and display differences may cause slight color variation between the image and actual item. Measurement error allowance: +/- 1-3cm.