Reed KumoSensor

Requires an Ethernet Tag Manager

Wireless reed (Hall effect) sensor for monitoring door/window. Uses CR2450 battery which provides 3x battery life compared with regular Wireless Tags to reduce battery exchange labor. 3 year battery life is expected. 

With matching magnet piece and mounting screws.

Uses low power Hall effect sensor and matching magnet to detect open/close of any gap, works on any door/windows.

  • Door/window open/close logging and notification with contact based door/window sensor
  • Temperature logging with internal 0.02°C resolution temperature sensor (+/-0.4°C error)
  • Air humidity logging with 0.12% resolution RH sensor (+/-1% error)
  • Logging interval programmable from 15 seconds to 4 hours
  • Fast too hot/cold/humid/dry notifications independent of logging interval
  • Out-of-range/back-in-range notification
  • Unlimited storage of logged temperature, humidity and motion event data on cloud (can be deleted any time)

Battery: Installed, CR2450 x 1 (replaceable, where to buy)
Supports PC/Mac through a web browser, app push notification: iOS 6.0 and above, Android 4.4 and above. 
Notice: This product no longer supports connection of DS18B20 external temperature probe. Use any of the Outdoor Probes instead for this purpose. 

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$39.00 USD
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Reed KumoSensor has a rating of 4.4 stars based on 57 reviews.