Completely Silent: Super quality quartz sweep movement guarantees accurate time and absolutely silent environment,suitable for bedroom, kitchen, meeting room and any other places which needs a silent environment. This ABS-framed wall clock measures 12inch/30cm in diameter.The large decorative wall clock is perfect for office ,living room, classroom, bedroom, bathroom.Silver Color Electroplated on Frame and Numbers with White Background. Wall clock with large numbers are clear to read and front glass cover guarantees perfect view. Powered by one AA battery operated (not Included) please use normal carbon battery,average battery can last more than 1 year. Back slot design offers easy installation,1 hook included. Full Satisfaction Guarantee: If you are unhappy with this clock for any reason, contact us within 90 days for a full refund or replacement. There's also a 365 day quality guarantee against defective parts.