Rsobl 12 inch (approximately 30.5 cm) indoor outdoor with waterproof temperature and humidity combination, battery life

Temperature and humidity combination: The outdoor clock has a built-in analog humidity meter and temperature combination. Automatically measure accurate indoor/outdoor temperatures within the range of -40 ℉ to 140 ℉ (-40 ℃ to 60 ℃), with humidity readings ranging from 0% to 100% RH. Waterproof: High quality rubber gaskets surround the back with a silent quartz mechanism, locking the lid and sealing it. The inside of the glass will not evaporate because the clock face is also sealed. Silent mechanism: No ticking sound, quiet second hand, ensuring a good sleeping and working environment. Clear display and easy to read time, with numbers inside, very suitable for hanging outdoors or indoors, dining room, living room, bedroom, kitchen, simulated environment dual temperature (℉ and ℃) Easy to use: Battery powered, only one AA zinc carbon battery (not included), (alkaline or rechargeable battery, may affect the lifespan and accuracy of the clock movement). The back is equipped with a wide slot for easy hanging. After sales -30 day full refund and 365 day after-sales service. If you have any questions, please feel free to contact us and we will provide you with friendly after-sales service.