6 Best
Ring Alarm Sensors
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Product Highlights- Completely safe, uses transformer supply for foolproof insulation from mains.
- Completely maintenance free, no need for periodic cleaning of water sensors.
- High quality pvc jacketed extension wire is provided with device which can bear harsh weather.
- Strong abs body.
- 24/7 customer support.
- Shock proof despite being on 220-240 v ac (magnetically isolated technology)
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Product Highlights
- ✅【𝐖𝐀𝐓𝐄𝐑𝐏𝐑𝐎𝐎𝐅 𝐌𝐀𝐓𝐄𝐑𝐈𝐀𝐋】: ip55 rain cover (fog), dust (worm) and other comprehensive weather-related sealed structures, infrared detector can maintain normal operation in harsh environments. in severe weather (fog, rain, dust, etc.) the range of infrared detector can be reduced to 30%.
- ✅【𝐔𝐍𝐈𝐐𝐔𝐄 𝐃𝐄𝐒𝐈𝐆𝐍】: high-power transmitter, 90% sensitivity margin, high-power infrared transmitter-receiver pair tube, low-power processing technology lightning protection circuit design.high level of anti rfi/emi capability and unique digital filter circuit design.
- ✅【𝐈𝐍𝐒𝐓𝐀𝐋𝐋𝐀𝐓𝐈𝐎𝐍】: the best installation height should be more than 20 cm, installation distance should be not less than 1 m; infrared protection device should be vertically placed, and in the same horizontal line.first, please install the receiver, then the transmitter(when in a straight line, off light of receiver goes out), then fix,connect line and complete installation.
- ✅【𝐒𝐀𝐅𝐄 𝐀𝐍𝐃 𝐑𝐄𝐋𝐈𝐀𝐁𝐋𝐄】: the pair of infrared detectors can reliably generate visible infrared rays up to 20 meters long. the barrier detector frequency of the single beam alarm is 1.92 khz, the power supply is 12 v dc and the wavelength is 940 nm.
- ✅【𝐖𝐈𝐃𝐄 𝐀𝐏𝐏𝐋𝐈𝐂𝐀𝐓𝐈𝐎𝐍】: the infrared detector is suitable for security systems in schools, office buildings, hospitals, parking lots, apartments and other places. the barrier detector widely used in alarm systems, access control systems, etc.
- ✅【𝐀𝐂𝐓𝐈𝐕𝐄 𝐑𝐄𝐆𝐔𝐋𝐀𝐓𝐈𝐎𝐍】: resistant to strong light up to 50,000 lux, built-in automatic adjustment of strong light filter system, to avoid the impact of strong light or car lights.moreover, the detector will automatically enhance sensitivity when encountering heavy fog or bad weather.(agc circuit)
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Product Highlights
- Easily mounted by adhesive. type to window or door. ideal entry warning for homes,apartments,mobile homes,offices,hotel rooms,garages,and more！
- Super loud 100 db alarm. when someone opens the door or window illegally (the relative position of the primary and secondary parts changes), the alarm can issue a strong alarm, warning the intruder to leave and remind the owner
- 100% new model and high quality
- Magnetic sensor switch detects your door or window. easy stick installation and operation, press the on/off switch to power on/off then insert 2 pcs aaa batteries (the battery does not contain in the box),tear the double-sided adhesive on the backpack, and paste the door knob alarm on your target position.
- The package contains 2 sets ( without aaa batteries ) , you will need 2 pcs of aaa batteries with one set.
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Product Highlights
- Anti-glare - anti-glare up to 50,000lux, it is built in automatic adjustment of light filter system, to avoid the impact of light or car lights.
- High power transmission - the photosensitive margin reaches 90%, high power infrared transmission tube and low power consumption processing technology.
- Integrated structure design - the integrated structure design, which is fully sealed against rain, fog and dustproof, enables it to work properly in a bad environment.
- Automatic induction- the detector automatically increases sensitivity when it comes to the thick fog or bad weather.
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Product Highlights
- Smoke sensor is easy to install and maintain. mount it on the ceiling and the system will operate off a 9 volt battery. when fire occurs, smoke particles enter this sensor and trigger a reaction that causes the led light to flash rapidly.
- It has a high stability and sensitivity over low power supply voltage conditions. it can also detect smoke with medium density. the alarm provides high reliability in harsh environments by using high quality components.
- Smoke detection sensor system with alarm is designed to detect the smoke, which helps to protect your house property from being damaged by fire. after installed unit it will working state the led will flash one time a minute, when some smoke modes are detected, it will give out ringing & loud whistle until the are density in balance.
- The smoke detection sensor system with alarm has a continuous monitoring system and an 85 dba alarm signal to alert you if smoke is detected. it is designed to provide users a simple indoor home fire alarm, which is widely used in small family, hotel, apartment and other public places.
- The product has high reliability and practicability, with simple structure, convenient installation, easy to operate and maintain.
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Product Highlights
- 【aaa battery powered】sekyo door and window sensors are aaa battery-powered for a long-lasting performance. it is used to detect whether doors, windows, drawers and so on are opened or moved in your absence. aaa batteries not included in the box.
- 【app remote monitor】the window door security sensor is controlled by smart life app. you can download the app from the app store or by scanning the qr code on the package or user manual. please make sure the wifi is 2.4ghz.
- 【no hub required】this smart home security sensor system works with your home wi-fi. no hub required! just simply download the 'smart life' app. the sensors easily install in any entrance which provide you flexible placement options.
- 【smart security sensor】: when door/window is opened or closed, the sensor will push instant notification to your smartphone. you can also schedule timing for alarm enable/disable.. ie from 10:00pm to 6:00am etc. no siren, only instant alert notification on phone.
- 【diy installation】no tools required. comes with double side tape and screws. install anywhere, change placement whenever, wherever you want.
- 【home smart linkage】smart door sensor is programmable with other smart life devices. to turn on / off your smart home devices automatically by connecting the smart window door sensor with your other smart home devices. for example, your home will be lighted on automatically when you open the door as you get home from work. life has never be so intelligent.
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