Seiko Clock Wall Seiko Brown Wood Diameter 310 x ZS256B Radio-Controlled Clock, Nextime, Grain, 51mm,

Accessories: Batteries (6 x AA alkaline batteries) *Please use Maxell "Voltage" alkaline batteries. Radio wave correction function (40kHz/60kHz automatic selection and reception OFF function), Bluetooth transmission and reception function Features minute adjustment function (time difference can be set in 1-minute increments up to ±24 hours), and a fully automatic calendar function until 2099. Battery low indicator (second hand stops/LCD), reception level display, LCD display contrast adjustment (5 levels), sweep second hand Features include a silent second hand (automatic second hand stop function via light sensor), mounting hardware for plasterboard walls, and the use of UD fonts (developed in collaboration with Fontworks Inc.). This product requires batteries.