Features 1. ONE DEVICE, UNLIMITED CHAOS AnnoyingPCB is the ultimate practical joke gift or revenge prank. Simply activate the sound maker and hide it. It will beep, scream or make a cricket sound at random intervals of 5 to 45 minutes. Perfect April Fools joke for your friends or colleagues. 2. COMPACT AND LIGHTWEIGHT This super small annoying sound device can be easily hidden in most places. This little sound prank is discreet and hard to find. 3. 4 TYPES OF SOUNDS With the push of a button, you can easily change the sound. Sounds include a normal signal, a highpitched scream and a cricket sound. 4. EASY TO HIDE Trick your friends, neighbors or coworkers and drive them crazy Hide it inside a drawer with things in it or a cabinet near other devices that already beep. Stick it under a desk, behind a monitor, inside a tissue box or in a false ceiling. 5. PACKAGE INCLUDES 1Summer, 1User manual, 2Button batteries One for the product itselfOne as a spare, 2Round doublesided tape. Specification Material Alloy Color Multicolor Product Size 661.5 cm Product weight 25 g Package includes 1Summer 1User manual 2Button batteries One for the product itselfOne as a spare 2Round doublesided tape