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4010YR Ionization Smoke Detector4010YR Ionization Smoke Detector w/ Permanent Lithium Battery
"The UL Listed 4010YR Ionization Smoke Detector has a sealed battery compartment, preventing the removal of the lithium battery. The unit includes a test button, silencer button, 85 db alarm horn, 10 year lithium battery, and 10 year limited warranty." | |||||||||