Top9 Magnetless speed and cadence sensor Where to buy ?

  • Digital Color Screen Electromagnetic Radiation Detector EMF Meter Dosimeter for Home EMF Detection and Ghost Hunting, with Temperature and Sound-Light Alarm (Not for RF Strength Value Detection)
    1.★【Electric field/magnetic field/ambient temperature 3 in 1 detection,can not test the RF value】This Wintact WT3121 digital lcd color screen electromagnetic radiation detector emf meter dosimeter can test the electric field and the magnetic field radiation at the same time.This emf meter can not test the RF value. ★【Sound-light alarm and built-in 3.7V rechargeable lithium battery】When the test result exceeds the safe value, the electromagnetic radiation tester will alarm automatically.Alarm threshold: 40V/m(Electric field) ,0.4μT(Magnetic field). ★【LCD graphic display of radiation value trend】Radiation assessment, the emf radiation tester remind you whether the radiation value is safe or not. ★【Multi-Function】Average/peak value mode; Data locking, one-key lock of the radiation value.this electromagnetic field radiation tester will automatically shut down after 5 minutes of no button operation. ★【Application】: This handheld electromagnetic dosimeter are widely used in the following fields: (1).Electromagnetic radiation monitoring:House and apartment,office,outdoor andindustrial site;(2).Electromagnetic radiation test:Mobile phone, computer, TV set, refrigerator and high voltage cable radiation test;(3).Radiation protection product test:Test effects of radiation-proof clothes, radiationproof film and other prevention articles.
  • Cambridge Labs Rechargeable EMF Meter, Radiation Detector, Electromagnetic Field Tester, Smart Counter, Great Reader for The Home, Office Or Ghost Hunting, Handheld Digital Sensor, White
    Dual readings - Two readings on an easy to see backlit LCD screen. Measure both magnetic field radiation and electric field radiation with our portable device. The screen has visual clarity with large digits and data up to three decimal points Precise and accurate – The Cambridge Labs meter comes with precision data that alerts users when the EMF field measures high Rechargeable and portable – Our handheld EMF reader is available in three colors: black, red, and white and is packed with a USB cable to charge it Easy to use - for both beginners and advanced users to help detect safe environments Satisfaction guaranteed - We stand behind our product. You can return the item for free within the first 30 days, no questions asked. Our Customer Service team is here for you and happy to help answer and questions you may have
  • Bike Speed Sensor & Cadence Sensor, 2-in-1 Waterproof Bicycle Speed Cadence Sensor ANT+ and Bluetooth 4.0 Wireless RPM for MTB Road Bike Cycling Accessories
    👍【Bluetooth 4.0, ANT+ Multiprotocol Technology】Supports various devices and applications that collect speed or rhythm data via Bluetooth or ANT +. Track your bike speed rhythm and distance via wireless transmission. Save your ride data in real time. 👍【Shockproof and Waterproof】Our bicycle sensor is perfectly suitable for driving on rough roads. It allows you to learn more about your bike data and enjoy effective exercise. Waterproof IP67, you can ride a bike every day in any weather. 👍【Mini Body, Easy to Install】Lightweight and easy to install, no magnet. Attached to the bicycle's crank or shoe (including the base). 👍【APP wireless connection】The monitor will start up automatically, and synchronously display the video from rearview camera when you're backing your car; and it will close itself after backing. Screen will cut to rearview camera automatically while you're backing the car and change back to the original scene after backup. No signal display blue screen: Automatically enter the standby state after 5 minutes, effectively extend the life of the display; 👍【100% Guarantee】We assure customers that our products are subject to stringent inspection and quality. Please feel free to contact us if there is any problem with the products, we will provide AFTER-SALES SERVICE.
  • Bryton Rider 320T GPS Bike/Cycling Computer, Sensor Bundle. 5 Satellite Systems Support. 35hrs Long Battery Life. Support ANT+/BLE Speed, Cadence, heartrate Monitor sensors, ANT+ Power Meter.
    Crystal Clear B/W 2.3” screen w/ powerful backlight & adjustable contrast - Fits 8 data per page Strong 35 Hour Battery life with 72+ functions & 5 Satellite system support (GPS+GLONASS+Galileo+QZSS+BDS) for faster and stronger signal. ANT+ / BLE Heart ate, Speed and Cadence sensor compatibility. Supports ANT+ Power Meter and Power Meter Pedals with calibration. Compatible with Bryton Active App, including Auto Sync to STRAVA / TrainingPeaks / Selfloops / Relive. Set up the new device / data pages and View workout results on Bryton Active app. Supports BLE 5.0 for faster, more reliable data transfer, alternative data page layouts, and more!
    179,95 $
  • Frostory Car Reverse Backup Parking Sensor Radar System, Buzzer Beeps, Detection Distance:30~150CM, Waterproof Sensors (22mm Diameter 2.3M Cable) 4 Packs X60D (Silver)
    Double CPU and upgraded chip for improve coverage and detection (0-2.5m) Water-resistant, anti-freeze, operating temperature:-40 ~ +80. Work in almost any weather BiBiBi beeps progressively when close to obstacle Rated working voltage:10V~16V DC Easy to install
    19,99 $
  • PowerTap Magnetless Speed or Cadence Sensor
    Dual band Bluetooth smart and ANT+ compatibility Easily attached to crank arm or hub Can be programmed for either speed or Cadence Low profile design requires no Magnet Accuracy to +/- 2%
    79,99 $
  • LEZYNE Pro Cadence Bicycle Sensor, LED Indicator, Magnet-Less, Bike Speed Sensor
    30,17 $
  • Door Sensor Window Sensor, Silence, TOWODE 2.4G Wireless Magnetic Contact Sensor Smart Life Door Sensor with Alexa Google IFTTT for Home Security Store Burglar Alert
    [ Programmable ] Set up smart routines in app. Support 2.4Ghz Wifi only,like wifi door sensor link to Wifi Smart Light Switch and set WIFI door magnetic on / off , Wifi Smart Light will Switch on / off. More smart devices can be sync as long as they work with the app [ Real Time Monitor & Keep Silence ] When you leave home, the contact door window sensor will not make a sound when the door/window opens or closes,but the wifi magnet sensor will push notification message reminder to the APP “Smart Life ” or "Tuya Smart" and you can check in time [ 24-Hour Monitoring ] Smart Security Sensor will support whole day's monitoring, door and window alarm sensor detects your home like as front door, window, baby room, garage and more,an alert notification will automatic send to you in seconds once the sensor triggered [ Easy to Operation ] The garage triggering sensor can work with Google Home,Alexa,check up the open / close status through voice with Google Assistant or Alexa,IFTTT supported,don't have to open the APP [ Ultra-Long Standby Time ] The smart Door / Window Sensor is built-in low consumption module, of which standby time last for 1 years,replaceable battary; Can check the battery level or All alarm record history on the app
    12,79 $
  • MEILAN C1 Cycling Speed and Cadence Sensor, Bluetooth/ANT + Wireless Bike Sensor
    【Speed & Cadence Dual Mode】Easy to switch the mode between speed and cadence, the white light indicates cadence sensor and green light indicates speed sensor. Attention: ONE SENSOR can ONLY select ONE MODE (Speed or Cadence) at the one time. 【ANT+ & Bluetooth 4.0】Suitable for Meilan bike computer and other most smart phones/Bike computers, Please confirm the compatibility of the smart devices/apps you use before purchasing. When connect with Garmin’s device, please select ANT+ connection. 【Lightweight & Easy Installation】No magnet needed as traditional sensors. Easily install the sensor to your bike with the included rubber-elastic rings (Two sizes). Compact size: 1.14*0.47*0.35 inch, weight only 0.03lb, not increase the burden of riding. 【Attention】ANT+ mode connection display name: Type icon-number (number on product back); Bluetooth mode connection display name: Type icon-Meilan-SPD. When the device only support one single mode connection, please select the correct connection mode. 【What we Provide】Six-month warranty and professional after-sale service. Please feel free to contact us if you have any questions before or after ordering and we always help you.
    19,99 $
  • Kinetic Speed or Cadence Sensor Black, One Size
    Compatibility: [connection] Bluetooth, ANT+, [devices] iOS and Android smartphones, Garmin and other bicycle computers Recommended Use: cycling, training Manufacturer Warranty: 1 year
    44,95 $