Specifications:

• Working temperature: 0-50°C
• Voltage: 240 volts
• Type: Smoke Detector
• Type: Carbon Monoxide Detectors
• Power Source: AC/Battery
• Origin: CN(Origin)
• Model Number: KR001
• Environment Humility: 10%-95%
• Color: White
• carbon monoxide gas: 100PPM - 999PPM (±50PPM)
• Batteries: 1 9V batteries (not include)
• Alarm: human voice prompt and alarm