ขาย Co & Monoxide เครื่องตรวจจับการรักษาความปลอดภัยบ้านแบบไร้สาย ราคาที่ดีที่สุด

Highly sensitive dual sensors, SMT industrial manufacturing, strong stability ABS fireproof engineering plastic material, Low current consumption, long standby life Intelligent detection of multiple gases: dual internal sensors can detect CO, and other gases Sound and light alarm: After detecting a CO & fire, an 80 decibel alarm sound will be emitted and the ring light will flash quickly. Wiring-free installation: independent installation, abandon the cumbersome wiring method. Detection gas: CO & Power supply: 3*1.5VAA battery Power consumption: less than equal 3W Working temperature: 0°C-55°C Working humidity: less than equal 95%RH Alarm sound pressure: 70dB Alarm e: sound and light alarm Sensor: electrochemical sensor + infrared sensor size:104 x 104 x 39mm Material:ABS colour:white Package Contents: 1 x DetectorOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.