Fangrui Product Details 1. Experience The Convenience Of A Multifunctional Weather Station Combined With The Comfort Of A Sunrise And Sunset Simulation Alarm Clock. 2. This Advanced Device Not Only Wakes You Gently With Natural Light Simulations But Also Keeps You Informed About The Outdoor Conditions With Its Wireless Sensor. 3. Integrated Thermometer And Hygrometer: Stay Updated With Precise Indoor And Outdoor Temperature And Humidity Readings. 4. Wireless Outdoor Sensor: Easily Monitor External Weather Conditions Without Stepping Outside. 5. Enhanced Monitoring: Tracks Both Temperature And Humidity Changes, Alerting You To Any Significant Shifts In Your Environment. Specifications: 1. Measurement Range: Indoor Temperature Display Range: -9.9+50 14+122indoor Humidity Display Range: Rh-rh Outdoor Temperature Display Range: -40+60 -40+140outdoor Humidity Display Range: Rh-rh 2. Resolution: Temperature Display Resolution: 0.1 0.1humidity Display Resolution: Rh 3. Error: 040321