Control the freely for button On/Off. the for Pi 4 USB-C Port from frequent tearing. Connector: USB-C Type C Male and USB-C Type C Female. Application: USB output, LED light bar, USB small desk lamp / fan, LED small table lamp and other computer peripheral small electrical supply Wire specification: 20 AWG, Tin-Coated Copper 26 core cable. Wire OD: 4.0mm. Connector A: USB-C Type C Male. Connector B: USB-C Type C Female suppy: 4.95V Cable Length: 27cm / 10.6 inch Weight: 16g / 0.03lb. with: for 4 Note: for is not included. Length: about 315mm Material:plastic colour:Black Package Contents: 2 * For Switch Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.