water alarm detector

Self-Checking function
* Low-battery warning indicator;
* Self-Test Button to verify operation
* CO sensitivity meets EN50291 or UL2034

1. Photoelectric dual sensor
2. Power supply: 9V battery included
3.LED indicator
4. Alarm sound level: 85dB at 10feet
5. Test button

1.Waterproof design
2.Resistant to rain, fog, snow and frost.
3.Outdoor condition

Good quality, high sensitivtity with round detecting area
sound and light alarm simultaneously, or vibration and light,portable design

Wireless Ceiling Mount Infrared Alarm Motion Detectors With150m Distance In Open Area

Max Dimension: 49.1x26.8X13.2mm;
Nominal capacity: 1200mAh (1mA/5.4V);
Nominal voltage: 9V;
Max constant discharge current: 120mA;
Max pulse curre

1)Power consume:2 W
2)weight: 800G
3)Operate time: 12 hours continuous
4)CE/ROHS certificate

EN54-12 Certified
Hassle free alignment, built with digital guide display and laser beam pointing
Employ single-ended design through reflective

Specifications
 
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personal radiation alarm detector,nuclear Radiation Detector Personal Dose Alerting Meter

8.2MHz RF security door, detector, alarm system
correspond to 8.2MHz RF EAS system products, such as hard tags, soft labels, stickers and alarm tags

Power supplied DC9V battery and back-up source
110V-240V AC mains power supply
Supply voltage DC12 to 30 volts
Interconnect up to alarms

 
Electronic magnetic Needle Detector Machine With Buzzer Alarm
 
 
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Gas detected: Natural Gas/LPG/Coal Gas
Sensor:Japanese electrochemistry sensor
Agent query function

Product description:
Power supplied:9V battery,12V DC/ 24V DC
110V AC Back-up source 9V battery 240V AC Back-

1.Measurement of gamma radiation equivalent dose rate.
2.Measurement of gamma radiation equivalent dose.

 
 
 
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Frequency Induction Magnetic Loop Detector Alarm / Gate Loop Detector
 
 
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alarm detector PA-476
home alarm system PA-476
burglar alarm PA-476
Paradox series detector PA-476PET
alarm system PA-476PET

Gas detected: Carbon monoxide
Sensor: Electrochemical sensor(Japanese)

Gas Leak Detector Alarm

personal alarm;
1.loud siren 130dB;
2.Anti theft,rob;
3.Pull metal pin to activate alarm;
4.Lowest price;

Gas Detected: Natural Gas/LPG/Coal Gas
Sensor:Japanese electrochemistry sensor
Agent query function
Alarm reco

 
Wireless 

nina(at)alertech(dot)hk
9V ordinary alkaline backup battery or 9V chargable back up battery optional

* Self-Checking function
* Low-battery warning indicator;
* Self-Test Button to verify operation
* Easy to install, move and maintain

EN50291 Approved CO Alarm Detector in Home or Office
 
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1. Photoelectric dual sensor
2. Power supply: 9V battery
3.Test button with LED
4. Alarm sound level: 85dB at 10feet
5. Test button

gas detector, gas alarm, halogen leak detector

Smoke Detector Alarm