100% brand new and high quality. Prank jokes for adults Mini PCB Irritating noise maker Bug sound Annoying PCB Small size, long battery life Start pranking at the party office home Features. The PCB is the ultimate gift or prank. Simply activate the noise maker and hide it. It will beep, squeal or make cricket noises at random intervals from 5 to 45 minutes. This super small annoying sound device can be easily hidden in most places. This little noise prank is unobtrusive and hard to find. It is light enough to allow off-brand tape or magnets to hold it in place. You won't have to choose just one annoying sound. You can easily change the sound at the push of a button. Prank your friends, neighbours or colleagues and drive them crazy Hide it in a drawer with something in it, or in a cupboard near other appliances that are already beeping. Secure it under a table, behind a monitor, in a tissue box or in a ceiling. Product description. Type: PCB Battery: CR2032 Sound type: 7 Includes. 1 x annoying PCB Attention. 1. the monitor used is not the same, the computer is not the same, the angle of photography is not the same, there may be angle colour problems. 2. Pure manual measurement, there may be 0-1cm error.