Features: 1. ONE DEVICE, UNLIMITED FUN: This sound device is a great choice for lighthearted pranks or gift ideas. Simply activate the device and place it discreetly. It will emit sounds at random intervals between 5 to 45 minutes. Ideal for April Fools' Day or playful jokes among friends or coworkers. 2. COMPACT AND LIGHTWEIGHT: This small sound device can be easily concealed in various locations. Its discreet size makes it difficult to detect. 3. 4 TYPES OF SOUNDS: With the press of a button, you can switch between different sound options. Sounds include a standard beep, a high-pitched tone, and a cricket chirping effect. 4. EASY TO PLACE: Play a harmless joke on friends, neighbors, or colleagues. Hide it inside a drawer, cupboard near other electronic devices, under a desk, behind a monitor, inside a tissue box, or in a ceiling space. 5. PACKAGE INCLUDED: 1 x Buzzer, 1 x Instruction Manual, 2 x Button Batteries (one installed, one 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 installed, one spare) 2 x Round Double-sided Tape