ขาย Daytech อุปกรณ์ตรวจจับควันไฟเพื่อความปลอดภัย 5 ชิ้น ( Sm02 ) ราคาที่ดีที่สุด
5
2
การให้คะแนน
3
ขายแล้ว
฿1,919
48% OFF
฿999
| เรือจาก | ต่างประเทศ |
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รายละเอียดสินค้า
Attractive and modern design suitable for residential and commercial applicationsDustproof,mothproof,anti-light interference designSuperior detection sensitivity,MCU processing,eliminate false alarmMore than 1 year battery life (according to the battery type) and easy battery replacementSound&flash once a fire sensed(smoke, low battery)Loud (85db) alarm sound at 3m (10ft)Simple wall or ceiling installation, with bracketDAYTECH Independent Smoke Detector Sensor Portable Fire Alarm Sensor Battery Operation 5PCS Product Function Description Independ smoke detector use photoelectric sensing to detect smoke through a pair of infrared diodes. The working principle is that the particles in the smoke can reflect infrared light. Infrared diode placed in a special chamber, the chamber can shield external light, but does not affect the smoke into. It can 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 PACKAGE LIST: 5*Independent Smoke Detector Sensor 5* 6F22 carbon battery