Car Cushion with fan 1.Material: Air Mesh 2.Inner: 3-Dshapes 3.Cigarette lighter Plug 4.Breezy through 3-Dshapes, sweat back   Healty1) strong fan fresh air into the cushion at any time 2) strong breathable Air Mesh,  three-dimensional heat dissipating quickly 3) the anti-slip design for the bottom4)Cool seat cushion, protect your healthcigarette lighter Car plug 24V 12V Please select your use of the correct voltage! Wrong choice will affect the product performance or even damage!!! Usage: 1) Please place cushion and stability 2) If you choose the USB-powered, plug and play support for this product 3) If you choose the cigarette lighter power supply, will start in the vehicle cigarette lighter plug car cigarette lighter socket 4) The product patent structure, structural stability. 5)  please remain seated, let the front seat in the middle of big snow between your legs. The rear seat can also be forward.7) The time when you left, please pull out the power plug 8) product preservation, please be careful not to pay attention to moisture and stress.