This system prevents youth and kids from smoking by using a PLC (Power Line Communication)
modem to communicate between a teacher's room or classroom PC and places where youth and kids
smoke such as restrooms or storerooms.
Water proof and dual use;
Compact and light weight;
High sensitivity and sound pressure;
Less power consumption;
Dimension: diameter: 25mm, Height: 11mm
GRI-8507 Wall-mounted SO2 Detective Alarm
Product summarize ：
GRI-8507 Wall-mounted SO2 Detective Alarm is an apparatus which can continuously detect SO2 gas concentration in operate environment .can widely used in...
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Key Specifications/Special Features
Power Source: 9V Battery (included).
Audio Alarm: ≥ 85dB/3m
Convenient operation & extraordinary measuring accuracy .
Solidly made goods & convenient to carry.
Convenient operation for one person with cable remote controller.
Convenient to use due to all functions are...
①Material:ABS ②temperature: -30~ + 65℃ ③Validity: 3years ④Color: white ⑤Weight: 80grams ⑥Size: 102mm*48mm ⑦Smoking time: 15-20seconds
⑧Light Way: Hand
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* Dual LEDs for 360-degree visibility
* Stainless steel inner housing for high ANTI-RFI
* Two or four wire models optional * Sleek, low-profile housing design * Low power consumption, high precision and stability *...
1. MUC control, high sensitivity 2. Detecting white smoke and black smoke(others' are always couldn't detecting black smoke), high accuracy 3. Shield cover, Protecting inner parts, high anti-white light...
Full HD WDR Zoom IP CCTV Camera With CCD Sensor , ONVIF , Waterproof IP66 , 800TVL
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70% of all home fire deaths occurs in homes with no alarms or no working alarms, and nearly one quarter of smoke alarms in reported fire are not working. Our battery operated optical smoke alarm are...
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