9V LITHIUM DC 10 YEAR IONIZATION SMOKE ALARM (604032)

Dual ionization smoke sensing chamber with a single button for testsilence
Tamper-proof design
85 dB horn
Sealed 10-year lithium power cell power supply, permanently installed upon activation of unit
Red LED blinks to indicate power
Low power warning indicator will cause the alarm to chirp when it reaches the end of its service life and needs to be replaced
10-YEAR LIMITED WARRANTY