Features:*High Quality Material: This product is made of high quality material, not easy to break, wear resistant and durable, and can be used for a long time.*Multi-function: This weather clock is multi-functional, such as indoor and outdoor temperature and humidity measurement, weather forecast, alarm clock, snooze function, C or F convertible, moon phase display, atmospheric pressure display, 12/24 hour time, calendar, day of the week Display etc.*Digital display: This weather clock has a digital display and is designed with a large color screen display, allowing you to easily read the data.*Battery powered: The weather clock is powered by batteries (battery not included), easy to use, can be replaced at any time, has low energy consumption and long standby time.*Easy to install: The outdoor transmitter can be stood or hung, easy to place/100 meters signal transmission distance, outdoor sensor measurement data is sent to the indoor host.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Size: Host: 164*136*45MM, transmitter: 5*2.6*10.5CMPower supply method: Host 3*AAA three AA batteries (not included) or adapter, transmitter 2*AAA two AA batteries (not included)Measuring range:Indoor temperature display range: -9.9+50 & 14+122Indoor humidity display range: 20%RH95%RHOutdoor temperature display range: -40+60 & -40+140Outdoor humidity display range: 20%RH95%RHResolution:Temperature display resolution: 0.1 & 0.1Humidity display resolution: 1%RHError:040/32104: 1C/1.8F-200/4065/-432/104149: 2C/3.6F40%RH80%RH: 5%RH