Monban Anti-theft Alarm Open & Impact Detection Type｜OSE-AW1A-W 07-8303 【Features】 Detects unauthorized opening of windows and doors, and impacts on glass surfaces, and deters intruders with a loud warning sound (approx. 75dB). Equipped with a slide switch for easy visual confirmation of alert/disarm status. Easy to install, just stick it on with double-sided tape. 【Specifications】 ■ Detection Method: Open + Impact Detection ■ Power Supply: Coin-shaped lithium battery CR2032 x 1 (included for operation check) ■ Battery Life: Approximately 1 year ■ Volume: >75dB (measured 1m away) ■ External Dimensions: (approx.) 34mm (H) x 93mm (W) x 9mm (D) ■ Weight: Main unit...approx. 19g (excluding battery), Magnet...approx. 7g ■ Operating Temperature Range: 0°C to 40°C (Indoor use only) ※There is some staining on the back of the instruction sheet. Please be aware of this before purchasing.