Brk Carbon Monoxide Alarm,9V Lithium Model: CO250LBT
Carbon Monoxide Alarm, Detection Method Electrochemical, No Interconnection Capability, Power Source 9V Lithium, Audible Alert 85dB @ 10 ft., Diameter 5 In., Height 1-1/2 In., Depth 1-1/2 In., Digital Readout No, Battery Backup Yes, Features Carbon Monoxide Alarms with Tamper Proof Bracket, 5 Year 9V Lithium Battery, 7 Year End of Life Alarm, Special tamper proof spanner screw & bit., Hush Button Yes, Locking Pin Yes, Operating Temp. 40 Degrees to 100 Degrees F, Standards UL2034, Includes (1) 9V