New, Unopened Item: Excellent Security Alarm - SONiC Lightweight and durable! A reliable security alarm with a loud 91dB sound, featuring a heart-shaped charm. Suitable for school backpacks, lesson bags, and even adult commuter bags. - Volume: 91dB - Color: Light Blue - Design: Heart-shaped charm - Batteries: 2 x CR2032 (coin cell batteries for testing included) - Weight: 35g Instant purchase welcome. Anonymous shipping. Will be shipped via Yu-Packet Post Mini with waterproof packaging. Although this is a new, unopened item, it has been stored at home. Please understand this, and consider purchasing with no claims and no returns.