SPECIFICATIONS The Kidde P3010CUCA is a 10-year, sealed battery, smoke and carbon monoxide alarm that features photoelectric and electrochemical sensing technology with a Hush feature. FEATURES & BENEFITS 10-Year Sealed Lithium Battery – Eliminates the need to replace the battery. No battery to replace for the life of the alarm (10 years). Alarm announces “FIRE!” when a smoke or fire hazard is detected and announces “WARNING! CARBON MONOXIDE!” when a CO hazard is detected. Test Feature – Simultaneously tests the unit’s electronics and verifies alarm operation. OTHER INFORMATION This smoke alarm uses photoelectric sensing technology. Photoelectric sensing alarms may detect visible fire particles (associated with slow smouldering fires) sooner than ionization alarms.