Samsung 8X Tray load External Slim DVD Writer supports USB Bus Powered. Just simply plug it to the USB port to get power and no need to worry about the AC Adaptor. Furthermore, this model supports both 12cm & 8cm discs. And the Manual Disc Eject function can let the disc ejected even when the power is off.

Features 

Ø USB BUS powered

Ø Manual disc eject function  

Ø 12cm and 8cm disc support

Ø Firmware live update 

Ø Prevents buffer under run error and enables high speed writing

Ø Double OPC (Optimum Power Control) in DVD+R