This is the ELPA AKB-100(BL) security alarm. It's a security buzzer with a reassuring volume of approximately 90dB, and a cute size. It's unused and has been stored at home for a long time. Please refrain from purchasing if you are seeking perfection or are overly sensitive. Regarding the colors in the photos, they may differ from the actual product due to the shooting and viewing environment. ◆ We kindly request that cancellations and returns due to the buyer's circumstances be avoided.