General description The Kidde 10Y29RB 10-Year Optical Smoke Alarm is designed for reliable smoke detection in your home. It features a test/hush button for regular testing and allows for the temporary silencing of nuisance alarms. This smoke alarm is easy to install and is suitable for use in various locations, particularly in bedrooms and living areas. With a sealed-in lithium battery, it never requires replacement, ensuring long-term functionality. Technical specifications Model: Kidde 10Y29RB Battery: Sealed-in lithium battery Warranty: 10 years (including battery) Approval: EN 14604