كاشف إنذار أول أكسيد الكربون مزود بشاشة LCD وتحذير صوتي يعمل بالبطارية

Carbon monoxide detector offer excellent security, making a loud alarm (85 dB) when it detects a buildup of carbon monoxide, and instantly alert those in danger, ensure the safety of personal life., Built-in electrochemical sensor with high accuracy and infrared photoelectric sensor, high stability and sensitivity, reduces false alarms., Low current consumption, long standby life, powered by 3 AA batteries (not included), low battery prompt., Alarm concentration: 50PPM.60～90 minutes; 100 PPM.10～40 minutes; 300 PPM. 3 minutes., High quality PC and ABS materials, excellent corrosion, heat and impact resistance, good flame retardant effect.