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 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. 1. Measurement range:Indoor temperature display range: -9.9℃-+50℃ & 14℉-+122℉ Indoor humidity display range: 20%RH-95%RH Outdoor temperature display range: -40℃-+60℃ & -40℉-+140℉ Outdoor humidity display range: 20%RH-95%RH 2. Resolution: Temperature display resolution: 0.1℃ & 0.1℉ Humidity display resolution: 1%RH 3. Error: 0℃-40℃/32℉-104℉: ±1°C/1.8°F -20℃-0℃/40℃-65℃/-4℉-32℉/104℉-149℉: ±2°C/3.6°F 40%RH-80%RH: ±5%RH 4. Power supply: Host: 3xAAA batteries or adapter, transmitter: 2xAAA batteries(batteries not included in delivery). Due to different batches, there may be differences in product appearance and printed text, which not affect use Voltage: AC100-240V Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. Colour:A:Black Material:ABS Package Contents: 1 x Weather clock host 1 x Transmitter 1 x Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.