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 12 cm & 8 cm discs.

And the Manual Disc Eject function can let the disc ejected even when the power is off!<br><br><b>Mac compatible!</b><br><br><b>USB BUS Powered</b><br>No AC Adapter needed when reading and writing<br><br><b>Manual disc eject function</b><br>Easy disc eject without power supply<br><br><b>12cm and 8cm disc support</b><br>Supports both 12cm and 8cm standard round type disc<br><br><b>Prevents buffer under run error and enables high speed writing</b><br>- Buffer Under Run occurs in high speed writing, when speed is faster than data transfer speed.<br>- Buffer Under Run Technology prevent the Buffer Under Run Error and it enables Multitasking on the PC.<br>- Supports high speed writing even in low perfomance PC.<br><br><b>Double OPC (Optimum Power Control) in DVD+R</b><br>-