5V to 12V USB PC Fan Power Cable, USB to 3-Pin and 4-Pin Case Fan Cable, USB to 4-Pin Molex Fan Adapter Cable with Switch

✔Full Speed 12V Male USB to 4-Pin Molex Connector The inside of the cable is made of high-quality copper wire, which has good conductivity and can be connected to the device stably. The casing is made of high-quality material and has good insulation. ✔ 12V USB male to 4-pin Molex connector: Inside the USB housing, there is a voltage boost circuit that takes 5V and outputs up to 12V 0.4A for full-power operation. ✔ SB A to 4-pin Molex power cable with insulation; you can power most 4-pin Molex computer fans via a USB Type-A port. ✔ Wide applications: It can be used to connect devices such as PC fans, fan hubs, and speed controllers. ✔ Box contents: 3 x 12V USB to 4-pin Molex fan boost cables with switch.