Reviews Magnetic Contact Sensor

SECRUI Door Chime, Wireless Door Alarm Sensor with 400ft Range 52 Chimes Adjustable Volume Mute Mode LED Indicators – Door Ringer for Opening – Door Open Alert for Home/Business/Office/Store

  • *【Wide Working Range】:This wireless door open chime for home is up to 400 ft in open area, magnetic door sensor will automatically trigger the receiver when the magnetic strip is separated and the receiver will alerts immediately whenever the door or window is opened.
  • *【24/7 Lifeguard for Your Family】: This child/ home door sensor alerts when burglar opens door and helps deter break-ins(entry alert chime activates when magnetic sensor separates).
  • *【Mini Contact Sensor】: Magnetic door sensor (Size:3.0x1.0x0.60ininch),magnetic strip (Size:1.7*0.6*0.4 inch).They are small size and can be installed or placed at any indoor position to provide you with a door entry chime/alert system..
  • *【52 Music with Mute to Loud dB】:5 levels of adjustable volume from 0-110 dB.Offer 52 elegant music from the traditional"Ding Dong" to various well know chimes.Memory function: Keep the previous setted tune after re-plugging it.
  • *【Easy to install】:Just plug the doorbell receiver into any standard outlet and tear the double- sided adhesive tape which on the back of door sensor( or screw mounted) and stick them to the door or window is fine,please take the insulating paper away before using the sensor..
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Approach Sensor, SN04-N DC NPN 3-Wire Inductive Proximity Switch 5mm Detecting Distance Normally Closed Proximity Sensor Switch

  • 5MM LONG DETECTION DISTANCE: This is a professional normally close proximity switch sensor with 5mm detection distance. Detection object: magnetic metal (detection distance is reduced when non-magnetic metal).
  • GOOD DETECTION SWITCH: When proximity switch is close to some target object, it will send out control signal..
  • AUTOMATIC CONTROL COMPONENT: It is a component widely used in automatic control industry for detecting, controlling, and non-contact switching..
  • OUTSTANDING PERFORMANCE: The approach sensor has the advantages of high sensitivity, quick response, stable performance..
  • NON-CONTACT DETECTION: Non-contact detection avoids the sensor and the target object from damages..
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Fielect 5pcs MC-31 Surface Mount Wired N.O. Door Contact Sensor Alarm Magnetic Reed Switch White

  • Producat Name: MC-31 Magnetic Door Sensor.
  • [Normally Open] - NO means Normally Open: when the magnet separates, the circuit is conductive( light on ).
  • When the magnet together, the circuit is not conductive ( light off )..
  • [Widely Usedl] - This surface mount wired door contact Sensor works with any access control or burglar alarm system available.
  • [Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!.
  • [Package Included] - 5Pcs x MC-31 Surface Mount Wired Magnetic Door Sensor.
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SECRUI Door Chime – Door Entry Chime for Front Door – Wireless Door Sensor with 52 Chimes Flash Lights Adjustable Volume Levels – Door Ringer for Business/Office/Home Entry – Over 500ft Coverage

  • 【Wide Working Range】:This wireless door open chime for home is up to 400 ft in open area, magnetic door sensor will automatically trigger the receiver when the magnetic strip is separated and the receiver will alerts immediately whenever the door or window is opened.
  • 【24/7 Lifeguard for Your Family】This business door entry chime alerts when burglar opens door and helps deter break-ins(wireless door alarms activates when magnetic sensor separates).
  • 【Mini Contact Sensor】Door alarm sensor (size: 3.0 x 1.0 x 0.60 inch), magnetic strip (size: 1.7 x 0.6 x 0.4 inch). They are small size and can be installed or placed at any indoor position to provide you with a door entry chime/alert system..
  • 【52 Music with Mute to Loud dB】This door entry alert for business has 5 levels of adjustable volume from 0-110 dB.Offer 52 elegant music from the traditional"Ding Dong" to various well know chimes.Memory function: Keep the previous setted tune after re-plugging it.
  • 【Easy to install】Just plug the doorbell receiver into any standard outlet and tear the double- sided adhesive tape which on the back of door sensor( or screw mounted) and stick them to the door or window is fine,please take the insulating paper away before using the sensor..
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Assistant Sensor, 12 Magnets 12 Pulses Per Revolution E-Bike Assistant Sensor Speed Sensor for Electric Bicycle Pedal

  • 【Make Cycling Easier】Electric bicycle speed sensor (known as PAS, wheel mounted sensor), power assist, make cycling easier and funnier.
  • 【Feature】12 magnetic, 12 Pulses Per Revolution, Both forward and reverse can be activated when matching a single Hall sensor.
  • 【Working Principle】pedal assist sensor employs the dual-magnetic loop - Hall elastic angle difference to detect the dynamic torque, which is converted to DC signal and sent to the controller.
  • 【Component Designed 】It is a high-tech component designed for electric bicycle with ergonomics. assistant speed sensor has superiority to match well with all electric bicycles available in the market.
  • 【Good Service】If you have any question, please feel free to contact us. We will do best to help you.
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Daytech Door Chime Wireless Door Sensor Alarm Door Entry Chime with 600 FT Range for Business Home Office Store Alert When Entering with 55 Chimes 5 Volumes

  • 【DOOR CHIMES for BUSINESS When ENTERING】Magnetic door sensor will automatically trigger the receiver when the magnetic stripe is separated 1cm and the receiver will alerts immediately whenever the door or windows is opened. It works great as an entry door bell and also helpful to know when visitors have come in. If our children and the elderly open doors and windows, we can also know in time.
  • 【600 FT RANGE & 20 DOOR SENSOR EXPANDABLE】The range of entry alert chime is 600 feet far enough to cover every door and window in your house. Each wireless doorbell receiver can pair up to 20 magnetic contact sensor(or call buttons) and each door sensor can add unlimited receivers. Our door chime can be widely used different occasion for your all of needs, such as your home, store, office and business.
  • 【EASY TO INSTALL】Door open chime don't need tool. Plug the receiver into socket, tear off the tape behind door sensor chime then paste on the door. The wireless door chime has been matched before shipment. If you need to replace music or add a transmitter, please re-pair, Also need to re-pair if you change the battery.
  • 【EASY PROGRAMMING】 55 chime options with blue light flashing and we could easily change them whenever we want. 5 levels of adjust....
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TANE-66-WG Wired Track Mount Overhead Door Commercial Magnetic Contact Aluminum Alarm Window Security Magnetic Door Switch Reed Switch Normally Open

  • (1) TANE-66-WG: TANE Wired Track Mount Overhead Door Commercial Magnetic Contact Aluminum Alarm Window Security Magnetic Door Switch.
  • Contact Size: 2.76″L×3.15″W×1.57″H (70mm×80mm×40mm).
  • Standard Magnet Size: 3.54″L×3.1″W×1.57″H (90mm×78.8mm×40mm).
  • Track Mount Overhead Door Commercial Type..
  • You can install this magnetic sensor on the door or window frame. This product does NOT INCLUDE screws or adhesive tape..
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Zwave Door Sensor Window Sensor, Z-Wave Plus Enabled Aeotec 3-1 Door Window Sensor 7 Pro, Zwave Hub Required, Gen 7, White (Door/Window Sensor 7 Pro)

  • Smallest 3-in-1 Zwave Door Sensor Window Sensor. MultiSensors include magnetic contact, dry contact relay, and a tilt sensor. The tilt detection must be in operation with the magnet sensor in its description.40% smaller than previous generation at only 2.8”x0.75”x0.7” (main body).
  • 3 year+ battery life powered by 1 x 1/2 AA battery. Optimised to use up to 66% less battery power to communicate than previous generations..
  • With a SmartStart enabled gateway, you can connect it to your ZWave hub by simply scanning its QR code. From there, stick it to your door and Door / Window Sensor 7 is ready to power your home and protect it..
  • Zwave Window Sensor 7 is powered by the speed enhancements that come from Z-Wave Plus and Z-Wave S2 enabling it to wireless communicate 50% faster and up to 67% further in real-world use..
  • Compatible with Samsung SmartThings, Vera, Zipabox, HomeSeer, Ring, Open Z-Wave, Nexia, Domoticz and more., Frequency: 908.40 MHz, 916.00 MHz, ID: ZC12-20080085.
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12PCS Photosensitive Sensor Module Digital Light Intensity Detection for Electronic Practice DIY

  • Product Name: GY-271 QMC5883 L module (Triple Axis Compass Magnetometer Sensor Module/3 Axis Electronic Compass Module Magnetic Sensor Module/3 axis magnetic field module)..
  • Means of communication: IIC communication protocol.
  • High quality sink gold PCB, mechanical welding process, to ensure quality.The sensor converts any magnetic field to a differential voltage output on 3 axes..
  • Wide Application: GY-271 QMC5883L 3-Axis Magnetic Electronic Compass Module is small size of only 13 mm × 14 mm, it can be accommodated in small equipments such as drones reconnaissance aircraft and robot navigation system, mobile phone, laptop computer, car navigation system..
  • Package Includes: 2pcs * GY-271 QMC5883L Triple Axis Compass Magnetometer Sensor Module + 2pcs* Pin Strip..
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Lightbiz 78 LED Closet Light, Newest Rechargeable Motion Sensor Closet Light Wireless Under Cabinet Light with 2400mAh Battery for Wardrobe,Kitchen2 Sensor Mode)

  • 【 SUPER BRIGHT 】-- Contains 78 white ( 240LM ) & energy saving LEDs, brightness and comfortable to illuminate dark spaces..
  • 【 EASY TO INSTALL 】-- Built in strong magnetic, this LED light can be adsorbed directly on any iron product, OR installed by magnetic strip ( included ), no hard wiring. It’s very easy to install and remove..
  • 【 4 MODES & RECHARGEABLE 】-- MODE 1: Motion & Light Sensor Mode, MODE 2: Only Motion Sensor Mode( Blue indicator light flash 1 sec), MODE 3: Always On Mode ( Red indicator light will flash 1s ), MODE 4: OFF.
  • It can be recharged by any USB charging port, like plug, power bank or laptop..
  • 【 MOTION & NIGHT SENSOR 】-- With 2 Sensor Modes, it can detect the motion of human in the dark or daytime. Auto-on within 10ft (3m), auto-off after about 20 seconds of no motion detected. Super saving energy!.
  • 【 APPLICATION & WARRANTY 】-- Ideal for the bedroom, closet, cabinet, workshop, garage, stairwell, hallway, storage room etc. We provide you Warranty for FREE. Please feel free to contact us for any product quality issue via email, we will offer you a free replacement after confirmed. Because we have high confidence in our products. Quality determines the value of innovation to change the future!.
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jing Magnetic Reed Switch MC-31B NC & NO Surface Mount Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Magnetic Reed Switch,Sets of 5

  • Product Name: Magnetic Door Contact Reed Switch.
  • Product Size: 55 x 12.5 x 11mm / 2.2" x 0.49" x 0.43"(L*W*H).
  • Mounting Hole Size: 7 x 2.5mm/ 0.28" x 0.1"(L*W)..
  • Contact Capacity: 500(mA) (Maximum Switch Current), Rated Power: 10W(Maximum Switch Power).
  • Contact Type: NC/NO/COM,Trigger Range: 15-25mm..
  • Application: Magnetic door contact reed switch great for door alarm sensor, alarm, LED Switch, Relay, GPS low voltage devices...etc., Effective for Theft Deterrence. Yes ideal wooden door or window use..
  • Package Content: 5Sets x MC-31B Magnetic Door Switch,Some Mounting Screws. Have our worry-free 90-daywarranty and friendly customer service..
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VIGIND Motion Sensor Night Light, USB Rechargeable Smart Night Light with 3 Modes, Intelligent Human Body Sensor Night Light, Corridor Wall Sconce Induction Lamp for Bedroom Aisle Staircase Wardrobe

  • Automatic Sensor Feature: The motion sensor night light has three modes Auto/ON/OFF. Please note that for Auto mode, only turns on when it is dark and motion is detected. Light will automatically turn on when pass within four meters of the sensor, will automatically turn off after 15 seconds..
  • Magnetic Mounting:The magnetic attraction between the base and the lamp body makes it easy to separate the lamp body from the lamp holder. The lamp body magnet can adsorb any metal surface, use in multiple scenarios..
  • Built-in500mAh Battery: The night light is powered by a built in rechargeable 500mAH battery. So our lights are powerful and prolonged, you can even use it 3-5 month without charging in the sensing mode..
  • Wide Application: This lamp can be a bedside book lamp in a bedroom, or a hallway porch lighting lamp, an induction wall lamp, or a flashlight. One lamp can meet various needs and give you a pleasant life..
  • 100% Satisfaction Guarantee: If you have any problem with our LED Human Body Motion Sensor Night Light or questions, please kindly contact us for direction, exchange, refund or return..
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Fieldpiece SCM4 Carbon Monoxide Detector, 1-Pack

  • Calibrate to ambient quickly with the ZERO button.
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