ขาย DAYTECH Smoke Sensor Wireless Smoke Detector Fire Detector Home Fire Alarm Model SM02 ราคาที่ดีที่สุด

Variation 1pcs 3pcs 5pcs DAYTECH Smoke Sensor Wireless Smoke Detector Fire Detector Home Fire Alarm Model SM02 【NOTE】 THE ITEM CAN'T WORK WITH ALARM PANEL. DAYTECH Smoke Detector Sensor Wireless Independent Fire Smart Alarm Sensor With Battery Product Introduction: This product named Photoelectric detector detects the smoke by a couple of infrared diodes. The principle of detecting is granule in the smoke can reflect infrared light.Infrared diodes are placed in the special chamber.The chamber can shield external light,but don’t affect the smoke into it. It reacts very quick to visible smoke released by smoldering fire and flaming fire, and suitable for fire alarm in house, factories, shopping malls, restaurants, office buildings, banks, libraries, etc. 【Main features】 • Attractive and modern design suitable for residential and commercial applications • Dustproof,mothproof,anti-light interference design • Superior detection sensitivity,MCU processing,eliminate false alarm • More than 1 year battery life (according to the battery type) and easy battery replacement • Sound&flash once a fire sensed(smoke, low battery) • Loud (85db) alarm sound at 3m (10ft) • Simple wall or ceiling installation, with bracket 【Specification】 • Operating voltage: 9V battery (6F22 carbon battery) • Static current: <20uA • Alarm current: <40mA • Battery life: carbon battery for about 1 year • Alarm indication: Red LED Flash • Alarm sound:≥85dB/3m • Dimension:Φ128x35mm • Detecting area: 25m2 at 6-12m installation height • Sensitivity:1.8%ft±0.8%ft • Installation:Ceiling mounted • Working environment:-10°C~+50°C,( ≤95%RH NO congelation) #DAYTECH #smokedetector #detector #Sensor #smokesensor #firedetector #firesensor #alarm #firewarning #firealarm #homesecurity #wirelessdetector #wirelesssensor #wireless