GUTEN 12 Inch Wall Clock-Grey Rubber Ring Item Dimensions: 12.6 x 12.6 x 2.1 inches Features: -Sealed clock prevents water from entering the mechanism and keep dust away from dial. -IPX7 tested, Resistant to water spray and water immersion, High quality clock, Can be used for a long time in humid environment. -Quiet sweep second hand to ensure a good living environment. Work silently and give you accurate time. -Black Arabic numerals against white dial are easy to read. -A clear and simple style, easy to match your house's decoration. Notes: -This clock can use alkaline batteries. But we recommend using zinc carbon batteries to increase the life span of clock movement and the accuracy of the time. -You can view the installation process on the third picture to use the hook or placing over a nail or screw. -Recommended Usage Temperature Range: 10°F up to 120°F (-10°C up to 50°C) Full Satisfaction Service: We offer a One-Year Warranty on this product. If your Guten clock stops working, you can try the following tips: -Clock stops working: We suggest you buy a new battery and try again. Make sure the clock is broken, not the battery. -Clock doesn't keep time: Hang the wall clock more vertically. You can correct some slight angle differences to make the wall clock more vertical. If it still doesn't work, you can contact us through your order or the label behind the clock. We will give you a replacement or refund. Package Included: 1 GUTEN 12 Inch Waterproof Wall Clock 1 Hook About us: GUTEN was founded since 1989. Specializing in the production of clocks. Guten means 'Good' in German. We named it GUTEN because we want to make 'Guten' Clocks and satisfy all our customers.