ขาย Tuya Smart WiFi Smoke & Carbon Monoxide Composite Home Fire Detector Smoke Alarm Sensor 【vrru】 ZeKp ราคาที่ดีที่สุด

Package Included: sensor*1 Specifications: Smoke & Carbon Monoxide Compound Alarm The carbon monoxide sensor and infrared photoelectric sensor are processed by microcomputer control technology, which has the characteristics of good stability, low power consumption, and high sensitivity. Description: Power: DC 2*1.5V AA Alkaline (LR6, MN1500) Operation Current: 15uA (standby); <70mA (alarm) Alarm Volume: >85 dB(A) at 3 meters Smoke Sensitivity: 0.09-0.17 dB/m CO sensitivity: 50ppm 60~90min 100ppm 10~40min 300ppm ≤3min Low Battery: 2.6 ± 0.1 V Silence Time: approx. 10 minutes Wi-Fi connectivity: 802.11 b/g/n @2.4G Comply to Standard 1: EN14604:2005/AC:2008 (for smoke detector) Comply to Standard 2: EN50291:2010 (for carbon monoxide detector)