Never lose a pen again! The bouncer desk guard has a motion sensor in his chest which detects when people are near, if anyone comes too close, the bouncer desk guard will issue one of six random warnings, such as 'You're cruising for a bruising' and 'If your name's not down, you're not coming in!' The ideal gift for any person who wants to safeguard their stationery. The bouncer desk guard is USB or battery operated. Includes USB lead. Weight 173g. Size (H)23, (W)17, (D)11cm. Requires 3 x AAA batteries (not included).