Describe The wireless sensors use a transmission frequency of 43392MHz A host can connect up to 3 wireless sensors at the same time a host is only equipped with one transmitter if you want to realize this function you need to purchase another sensor Host temperature measurement range 0°C 14°F ~ 60°C 140°F Host humidity measurement range 10 RH ~ 99 RH Sensor temperature measurement range 40°C 40°F ~ 60°C 140°F Sensor humidity measurement range 10 RH ~ 99 RH Multifunctional large LCD screen weather station The weather station has a large LCD color screen all important information is clear at a glance indoor and outdoor temperature Celsius and Fahrenheit humidity maximum minimum temperature and alarm weather forecast comfort time 12 24hour format calendar day of the week available in seven languages daily alarm and snooze function as well as shift and moon phases Temperature and humidity forecast function Collect realtime data based on outdoor sensors and then track relevant variables based on wireless indoor and outdoor sensors including changes in temperature humidity and atmospheric pressure to generate more accurate forecasts for your location Radio weather station with 2 outdoor sensors The weather station can display realtime weather from up to 2 channels of wireless sensors simultaneously the wireless distance of the remote sensors can reach 60 m you can not only place them in your room or basement but also place them outdoors At the same time the monitor has builtin sensors that you can use to detect indoor temperature and humidity data Two Power Supply ModesThe hygrometer thermometer is powered by an adapter included or AA batteries not included When using the battery the screen will automatically turn off after about 15 seconds to save power If you use the AC adapter the screen is always on and when using the battery the screen will automatically enter memory mode and automatically save all the content you set Your Personal Weather AssistantOur indoor weather station is different from the weather forecasts you see on TV or the Internet Weather forecast products have independent sensors that collect realtime outdoor data They generate accurate and personalized forecasts for your location based on weather stations that track specific weather variables Size 17213223mm Shipping Quantity One Piece Key Points 1 The product size is measured manually there may be some errors 2 Since different monitors display different colors please refer to the actual color you received 3 Please confirm the size before purchasing 4 After receiving the package if there is any dissatisfaction please contact me first do not leave a bad review easily thank you I wish you a happy and get very rich