Real photos included in the advertisement. USB cable with ON/OFF switch, USB A to USB B, 30 cm extension cable, compatible with driving recorder, USB fan, LED strips, lampa LED desk, 4 pcs Information about this product - USB extension cable from A to USB B with on/off button. It can be used in any device with USB 5V. Such as power cable for DVR, lampa LED desk lamp, USB fan, lampa night and other low power electrical appliances. - Cable gauge: 22AWG, total length: 30 cm, support 5 V, max. 2 A, solution to cable control problems. This cable is only designed for power and connector, not for data synchronization. -Usage: USB extension cable with on/off switch 304. This is not just a USB extension cable, but with a switch to turn on/off. Simply press the button to turn it on or off. -Works great with USB power supplies, helps prevent USB connector wear and tear due to frequent pulling and inserting of USB cable.