Saferexpert WIFI Smart Temperature & Humidity Sensor LED Display DT91

Saferexpert WIFI Smart Temperature & Humidity Sensor LED Display DT91

6+6 Product Warranty
Fast Free Air Parcel
Shipping within 24 hrs

A temperature and humidity sensor can help to control your home temperature and humidity, and build a warm and cozy house. Tiny design can be set up in any corner and assimilated into the home decor with its elegant design. Get this small gadget in your wall and bring the smile back to your family members.

Noted: This item works with TUYA App.


Have a Question?

Be the first to ask a question about this.

Ask a Question
  • Smart Notification Alert: Notification will be sent to your phone once temperature or humidity is out of preset range with low power.
  • LED Display: Offer real-time temperature/humidity readings and max/min records on LED screen. 3-level comfort indicators-DRY/COMFORT/WET, which keeps you aware of home situation with just a glance.
  • Intelligent linkage: Set up schedule in app. Linkage with other smart devices in house. For example, when the temperature reaches a certain value, the air conditioner will be turned on.
  • Free Data Storage: Support one-month on-board data storage. You can view recent temperature and humidity records, or 30-day records. Curve graph offers a clear data-changing track. Note: Be sure to use in a good network environment, or the alarm notification will be delayed.
  • Easy to Set Up: 2.4GHz WiFi connection, no hub required. Easily access data via the App or web console. Works with Alexa, Google Home, allowing you to build smart link with other devices.
  • Suitable for Various occasions: Set temperature and humidity alarm range in advance. It can be used indoor and outdoor, for livestock care, beekeeping, beer, plants, seeds & bulbs farms, wine cellars, greenhouses and even farm. It will bring you unprecedented intelligence and convenience.


  • Size: 60x60x24mm
  • Battery Type: AA x 3
  • Standby Current: 26uAAlarm
  • Current: 120mA-130mA  
  • Standby Time: 2 years
  • Operating Temperature: 0℃~40℃(32°F~104°F) 
  • Working Humidity: 20%~85%
  • Packing List: Smart Temperature  and Humidity  Sensor x 1,  Screw Accessories Package x 1, User Manual x 1