Glass Window Security Alarm Ultra-thin Security Sensor Doro-bo Sensor I Recommended Uses For Product: Security Brand: Nomuratec Connectivity Technology: Wireless Power Source: Battery Powered Material: Plastic Security Goods: Window security alarm to deter intruders from windows Security goods: The window security alarm simply sticks to the glass surface and monitors for glass breakage by intruders. When detected, a loud alarm sound (sound pressure of approximately 90 decibels) will continue to sound for approximately 25 seconds, protecting your home from illegal entry. A warning sticker is visible from the outside of the unit, providing a deterrent effect. ・Size: Body size (mm): Thickness 9 x Height 100 x Width 50 Package size: 110 x 180 ・Weight: Approximately 40g (body only) ・Sound pressure: Approximately 90dB/m ・Operating temperature range: -10 to 40℃ ・Power supply: Lithium battery CR2032 1 piece, battery life approximately 3 years ・Material: ABS resin