Home Wireless Refrigerator Thermometer GameSir 30 minutes/60 minutes free setting

30 minutes/60 minutes free setting time and automatic shutdown

Avoid signal interference

Other Control: Button or IR/2

wireless camera and wireless eavesdropping

Home Wireless Refrigerator Thermometer GameSir 30 minutes/60 minutes free settingDescription: 1. Type: Electronic thermometer and hygrometer 2. Low temperature alarm (the temperature will be lower than the preset value will give an audible alarm). 3. Indoor temperature range: 0 C to +60 C. 4. Outdoor temperature range: 40 C to +60 C. 5. Accurate temperature: 1. 0 6. Power supply (host): 2x7 battery 7. Power supply (slave): 2x5 battery 8. Wireless range: no interference 100 meters