Item Name: Switch Data Extension Cable USB Extender Cord Charge Cord Extension Switch Cord. Specification Description: USB A/M+304 switch+USB A/FProduct length: L=50CM/100CM Wire specification: 2464 28# (7pcs 0.12 copper wire) 4 cores OD:3.2MM bare copper black round wire100% brand new and high quality.Item Type: USB 2.0 extension lineFeatures:Error-free data transmission. It can be used for Raspberry pi, as well as other similar application, like USB lamp, usb fan, Driving Recorder, LED Desk Lamp etc. Not only for power supply,but also for data transmission. With LED indicator,you can see the working status. This USB 2.0 Extension Cable for USB charger,when fully charge,turn off switch,no need to put out USB cable Support for PC and Mac users to bring USB peripherals,such as hard drives, printers, mouse, keyboards, and USB hubs. Package Included:1 x USB Cable *Please make