Detect Type: Smoke and Carbon monoxide gas
Model number: JKD-515COM-R
Power supply: Built-in lithium Battery
Sensor of Smoke: Photoelectric reflection
Smoke Alarm Sensitivity: 0.25dB/m
Sensor of CO: Electrochemical sensor
CO alarm sensitivity Setting:
                             50PPM alarm within 60 to 90 minutes
                             100PPM alarm within 10 to 40 minutes
                             300PPM alarm within 3 minutes
Product life: 10 years
Communication protocol: RF433MHz

Operating Environment: temperature: -10℃ ~55℃,
                                          relative humidity:<95%No condensing

Storage and Transport Environment: -10~55℃ ,<95%RH

Atmospheric Pressure: 86kPa~106kPa, lndoor use type

Alarm Sound : ≥85dB at 3 meters
Installation Location: ceiling or wall
Size: about Φ105*39mm
Standard: EN14604:2005/AC:2008 & EN50291-1:2018