Features: 1. ONE DEVICE, ENDLESS FUN: This sound device is a playful prank gadget. Activate the device and place it discreetly. It will emit sounds at random intervals between 5 to 45 minutes. Ideal for light-hearted jokes among friends or coworkers. 2. COMPACT AND PORTABLE: Designed to be small and lightweight, this device can be easily concealed in various locations. Its discreet size makes it difficult to detect. 3. FOUR SOUND OPTIONS: With a simple button press, you can switch between different sound modes. Sounds include a standard beep, a high-pitched tone, and a cricket chirping effect. 4. EASY TO PLACE: Surprise friends or colleagues with a harmless prank. Hide it inside drawers, cabinets near electronic devices, under desks, behind monitors, inside tissue boxes, or within ceiling spaces. 5. PACKAGE INCLUDES: 1 x Buzzer, 1 x Instruction Manual, 2 x Button Batteries (one installed, one spare), 2 x Round Double-sided Tape. Specifications: Material: Alloy Color: Multicolor Product Size: 6 x 6 x 1.5 cm Product Weight: 25g Package Includes: 1 x Buzzer, 1 x Instruction Manual, 2 x Button Batteries (one installed, one spare), 2 x Round Double-sided Tape