HAITANG Vintage Large Wall Clocks,Silent Non Ticking,Battery Operated,40cm /16" Round, Roman Numerals, Modern Black Metal Clock for Living Room,Bedroom,Kitchen,Office Wall DecorTIPS The wall clock movement is a quality electronic product, only compatible with carbon batteries, please do not use high capacity alkaline batteries and rechargeable batteries, so as not to reduce the life of the movement and the accuracy of time. Large Design The frame of the wall clock is handmade from solid iron, and the high quality materials ensure the sturdiness and retro appearance of the Roman wall clock. Vintage Decoration: Decorative wall