Control the power freely for button On/Off. Protect the Pi 4 USB-C Port from frequent tearing. Connector: USB-C Type C Male and USB-C Type C Female. Application: USB power output, LED light bar, USB small desk lamp / fan, LED small table lamp and other computer peripheral small power electrical power supply Specifications: Wire specification: 20 AWG, Tin-Coated Copper 26 core cable. Outer Mold: PVC. Connector A: USB-C Type C Male. Connector B: USB-C Type C Female Power suppy: 4.95V Compatible with: for 4 Colour:Black Material:plastic Size:Length: about 315mm Package Contents: 1 * Power Switch Note: is not included. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.