• Turret USB Desk Defender of portal 2. I sense the movement of the intruder (?) To threaten the sound.
• The height is about 19 cm.
• It is the product of the official license.
• Effect sounds when the turret was overthrown Move / or when it detects movement. Are more than one set each.
• Please search the "Portal 2 Turret USB Desk Defender" at youtube etc. operation.

Turret USB Desk Defender of portal 2. I sense the movement of the intruder (?) To threaten the sound. Sound effects used in the portal and portal 2 has been used. 7.5 inches, the size is about 19cm.
Effect sounds when the turret was overthrown Move / or when it detects movement. Are more than one set each.

[Use procedure]
I plug it into the 1.USB port.
I switch to "ON" 2. Power switch.
You can start it and wait a little 3..

Please feel free to ask if you have the product which I do not list.I will do my best to provide at competitive price.