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cheap smoke detector reviews

  • 4 Wire Sound Alarm Photoelectric Fire Detector

    Contact Now4 Wire Sound Alarm Photoelectric Fire DetectorThis product named photoelectric smoke 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 doesn't affect the...Read More

  • 2017 Hot Sale ANKA OEM And ODM Approved 2 Wire Photoelectric Smoke Detector For Building

    Contact Now2017 Hot Sale ANKA OEM And ODM Approved 2 Wire Photoelectric Smoke Detector For Building2017 Hot Sale ANKA OEM and ODM Approved 2 Wire Photoelectric Smoke Detector for Building Product Description Feature 1. High sensitivity, high shield with metal cover. 2. 2 wire, for fire alarm. 3. There is 3 wire, 4 wire, 6 wire optional. Technical Specifcation Clear picture Packaging &...Read More

  • Ceiling Mounted Natural Gas Detector

    Contact NowCeiling Mounted Natural Gas DetectorCeiling Mounted Natural Gas Detector, it is DC12V power, should connect with wired panel, NO/NC relay output. Suit for home, hotel, shop, etc.Read More

  • 2 wire photoelectric heat detector AJ-521

    Contact Now2 wire photoelectric heat detector AJ-521This product named fixed temperature heat detectors is suited to virtually any commercial. The detector responds in alarm if the temperature goes above the trip point. This unit is made up of an externally mounted thermistor with a specially designed cover that protects the thermistor while allowing maximum air flow. The thermistor reads the temperature from the air it takes in. It then transmits a signal representing the temperature to the panel. If the temperature exceeds the trip point, an alarm occurs. The status LED lights during the alarm period. The detector is suitable for detecting the heat in house, shop, hotel, restaurant, office, building, school, bank, library and etc.Read More

  • LCD Display Battery Powered CO Detector

    Contact NowLCD Display Battery Powered CO DetectorThe product is suitable for the safety of residential house, villas, hotels, markets, boarding house etc. The product is wall mounted gas detector with high stability. It is used for detecting leaking gas. Advanced semiconductor sensor is adopted to ensure high stability and long life. It is convenient for mounting.Read More

  • Ceiling Mounted PIR And Microwave Detector

    Contact NowCeiling Mounted PIR And Microwave DetectorThe item is dual tech, PIR and microwave. Pet-immunity: < 25kg. Digital two-way automatic temperature compensation, super resistance to false alarm.Read More

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ANKA Sci-Tech Co.,Limited
ANKA Sci-Tech Co.,Limited