Origin:Mainland China Smart home platform:Tuya Certification:NONE Powered by:DC5V 1A power adapter Power plug:EU US UK AU plug for option Backup battery:3.7V 600mha Battery standby time:about 5 hours in full charge Detect temperature range:-40℃ to +120℃ Temperature:support App calibration WIFI band:2.4G wifi, NOT support 5G Length of cable with probe:3 meters Application 1:sauna room, pool, water, freezer Application 2:greenhouse, Plant, Incubator App Alert:Upper lower temperature alarm App:Tuya Smart or Smart Life App      If the temperature is higher or lower than the range of temperature you preset . The detector will push the alarm alerts to app and at the same time the detector will make buzzer sound to remind of you control the temperature. And you can do the real-time temperature supervision via app remotely. The length of external cable with probe:  3 meters. 1. Real time temperature supervision. 2. Higher/Lower temperature alarm, push notification and buzzer alert 3. Built- in Rechargeable Battery: Daily working need be powered by DC5V power adapter. The backup battery can continue to work for some hours after external power is outage. 4. Temperature Unit is switchable (Centigrade or Fahrenheit). Users can switch the Celsius degree to Fahrenheit via App Setting Option. 5. Temperature can be calibrated via App setting. 6. Check the History Record of temperature anytime, one record per hour, can save 7 days datas. 7. Multi -User Supervision Supported : you can click to share the device to other users . 8. APP: Tuya Smart or Smart life 1. Real-Time Supervision: Real-time display the temperature. Temperature Unit is switchable (Centigrade or Fahrenheit). Users can switch the Celsius degree to Fahrenheit via App Setting Option. 2. Set upper and Lower limit value of temperature alarm For example : Set the temperature range ( 20~30 centigrade degree ). When the temperature in house is within the temperature range , the detector will work normal . If the temperature is lower than 20 centigrade degree or higher than 30 centigrade degree , the app will push alarm notification and the Device Buzzer will sound for about 30 seconds at the same time. 3. Check the History Record of temperature anytime, one record per hour, can save 7 days datas. The history record of temperature can be exported, support 7 days datas Max. 4. Multi -User Supervision Supported: you can click to share the device to other users. 5.  Note: Only support 2.4G wifi configuration, not support 5G. If you WIFI router combines 2.4G and 5G together, please switch to 2.4G for connection. 6. Built- in Rechargeable battery : Daily working need be powered by DC5V power adapter. The backup battery can continue to work for some hours when external power is outage. 7. Package List one temperature panel, one external temp probe cable (the length of cable+probe is: 3 meters /9.84ft ), one DC5V power adapter with USB cable, one English manual 8. Product Parameters Powered by: DC5V 1A power adapter with USB cable (included) Built-in rechargeable battery: 3.7V 600MA Battery standby time: about 5 hours in full charge. Alarm indicator: The digital tube number flashes Pairing indication: Green indicator flashes Detecting temperature range: -40℃ to +120℃ ( -35 ℉ to 245 ℉ ) Measurement error: ±1℃ ( ±2 ℉) , the temperature can be calibrated via App. WIFI band: 2.4G WIFI ( not support 5G) Buzzer alarm time: default about 30 seconds uncontrollable The length of cable with probe: 3 meters. Note: the temperature probe with cable is waterproof, can put into water, but the main device is not waterproof, please place it indoor. 9. App Instruction: App WIFI configuration: The controllers use Tuya smart App or Smart Life App. 1. Install Appa. Download Tuya Smart or Smart Life App from google play for android or App store for IOS phone.b. Install Tuya Smart or Smart Life App.Register a new account by e-mail. 2. Login App account 3. Add device to App via WIFI configuration. 10: More Application: