Features: 1.ONE DEVICE, UNLIMITED CHAOS: AnnoyingPCB is the ultimate gag gift or revenge pranks. Simply activate the noisemaker and hide it. It will beep, screech, or make a cricket sound at random intervals of 5 to 45 minutes. Perfect April Fools Day pranks for your friends or coworkers. 2.COMPACT AND LIGHTWEIGHT: This super small annoying sound device can hide easily in most places. This little noise prank is inconspicuous and hard to find. 3.4 KINDS OF NOISE: With the press of a button, you can easily change the sound. Noises include: a normal beep, a high pitch screech, and a cricket chirping. 4.EASY TO HIDE: Prank your friends, neighbors, or workmate and drive them insane Conceal it inside a drawer with stuff in it or a cupboard near other appliances that already beep. Affix it underneath a desk, behind a monitor, inside a tissue box, or in a drop ceiling. 5.PACKAGE INCLUDED: 1 x Buzzer, 1 x Instruction Manual, 2 x Button Batteries (One For Product Itself + One For Spare), 2 x Round Double-sided Tape. Specification: Material: Alloy Color: Multicolor Product Size: 6 x 6 x 1.5cm Product Weight: 25g Package Included: 1 x Buzzer 1 x Instruction Manual 2 x Button Batteries (One For Product Itself + One For Spare) 2 x Round Double-sided Tape About shlpping: All items will be shlpped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.