Features: 1. Real-time temperature monitoring. 2. Higher/lower temperature alarm, push notification and buzzer alarm 3. Built-in rechargeable : Daily work needs to be powered by DC5V power adapter, backup battery can keep working for several hours after power outage. 4. Temperature unit is switchable (Celsius or Fahrenheit). Users can change Celsius to Fahrenheit via app setting option. 5. Temperature can be calibrated via app setting. 6. Check the temperature history record at any time, record per hour, can save 7 days data. 7. Multi-user monitoring supported: you can click to share the device with other users. 8. APP:For Tuya for Smart or for Smart Life Specifications: *Product Name:Temperatursensor *Material:Plastic *Size：as the picture shows *Color: as the picture shows Package Content: 1* Temperatursensor 1 x 3 meter cable Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Color: US Brand: DAMIFU Assembled Product Weight: 0.44 lb Manufacturer Part Number: WM-DMF-20241219 Assembled Product Dimensions (L x W x H): 3.94 x 3.94 x 1.97 Inches