Waterproof Function-- Double protection,Waterproof rear cover & front rubber ring,These can effectively protect the movement and prevent water from entering the interior of the outdoor clock,meet your outdoor daily use. Temperature Measurement-- This is a functional Indoor/Outdoor clock has built-in Analog ambient dual temperature,So that you can always know the current temperature.Automatically measures accurate Indoor/outdoor temperature degree from -40 to 140(-40 to 60). Quality Movement--This analog outdoor clock utilizes a quality quartz movement for precise timekeeping,silent & non-ticking.We adapt a high-quality movement for this outdoor clock to ensure that it can operate normally outdoors and last longer. Multiple Occasions Use-- This 12 inch retro wall clock meets your indoor/outdoor decor.It's great for porch,patio, garden,pool,backyard ,laundry room,fence, lanai, garage, farmhouse,yard,bathroom,home decor. Elegant Retro Design-- Retro /vintage style decoration, with practical and beautiful.Perfect decorative clock for your indoor outdoor environment. Easy to Install-- Come with a hook, wide slot in back for easy hanging. Battery powered, requires one AA zinc carbon battery (Not included) instead of alkaline batteries.Please follow the correct battery installation sequenceinsert into (+) first then insert into (-). After-sales Service--If you have any question about our product, please feel free to find us,we will provide you with a satisfactory solution.