[Slot-in CD drive] external CD drive is a slot-in DVD drive,No eject button,just slot-loading.It is powered by USB 2.0 port from computer,please these is enough power with 5V2.5A to this CD drive;don' plug the DVD drive into a USB hub or extension cords;don' place the black side to be up,the blank side to be down,otherwise the disk will stuck inside or eject automatically. [Ultr-thin Design]Fashionable design for Laptop PC,made with aluminum alloy,Embedded cable design, shockproof, low noise, anti-interference and high durability.This drive is convenient to use and carry whether or travelling, which only needs a little space in your bag.It is with a single cable that's built into the USB and you'll never have to worry about lost cables. [Plug & Play]Plug this DVD drive directly into the laptop or plug into the USB port behind of the computer host.Make sure there is a correct playback software with correct format in your computer will plug and play.No driver program or extra power supply required. NOTE: Blank CD is unformatted, please download a software-NERO and the setting before burning. [Wide Compatibility]This CD drive works with and OS for Laptop// Air Pro/ PC/Desktop.Can' work with Car/TV/Projector/Chrome OS/Tablet/Smartphone/. Must there is a drive driver in your computer and correct media player.Specially for 10 and system,they don' have a default player installed. The optical drive can read CD, DVD, VCD, , plug and play support desktop, notebook, , , ultrabook, etc. Name: 2.0 DVD Burner Disc size fit: 12cm Reading speed:DVD-ROM :Max 8X;BD-ROM :Max 4X;CD-ROM :Max 24X Recording speed:CD-R :24X;CD-RW :24X;DVD-R :Max.8X;DVD+R :Max.8X;DVD-RW :Max.8X;DVD+RW :Max.8X;DVD-R DL :4X; DVD+R DL:5X;DVD-RAM :4X-6X colour: silver Material: ABS+aluminum Size: 14x13.7x1.3cm Package Contents: 1 x external drive Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.