Features: 100% brand new and high quality Made of aluminum alloy, embedded cable design, shockproof, low noise, anti-interference, and high durability. The external C D drive is a slot-in DVD drive, no eject button, just slot-loading.It is powered by USB Type-C/USB 3.0 port from computer,please ensure these is enough power with 5V2.5A to this C D drive.. Whether at home or traveling, this drive is easy to use and carry. Just leave a little space in your bag. This C D/DVD drive works with Windows and Mac-OS for Laptop Air Pro/iMac- PC/Desktop.. Package Includes: 1x USB C D / DVD Drive(Optical Disk is not included) 1x Data Cable 1x User Manual Specifications: Size:approx 142mmx139mmx16mm/5.59x5.47x0.63in Material:Aluminum Alloy Interface: Type C/ USB3.0 Type: Combo Drive Color: Silver Support System:Win8/Win7/Windows2000/Windows Vista MAC-compatible note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.