1、TEMPERATURE HUMIDITY INDICATOR: Combined with thermometer and hygrometer function, you can always be aware of the current temperature and humidity. 2、CONVENIENT: The outdoor digital thermometer includes a built in alarm clock (12/24 hours), snooze function and calendar, it is an ideal choice for your regular daily life. Tabletop or wall design for convenience. 3、EASY TO READ BACKLIT THERMOMETER: LCD screen features a white backlit screen, lasts for 10 seconds, making the wireless temperature monitor easier to read in dim light conditions. 4、TOTALLY WIRELESS: Screen and outdoor sensor works with batteries (not included). You can place them anywhere, regardless of the plug restriction. 5、APPLICABLE SCENARIOS: Monitor the real time temperature of bedroom, living room, baby room, kitchen, office, patio, greenhouse, camping trailer, hen, garage, etc.