Dual Automatic Watch Winder. Dual winder keeps watches accurate and on time. Comes with 4 pre-programmed speed settings Each winder works independently Built-in timer prevents overwinding Solid wood exterior with smooth velvet lining Interior light with auto on/off Reference watch on door stays accurate up to 1 year (battery included) AC adapter included Give your treasured timepieces the treatment they deserve Our Dual Automatic Watch Winder features four pre-programmed speed settings that keep your watches accurate and on time. Winders works independently so you can choose different settings for each watch, while the built-in timer prevents overwinding. Wind your automatic watches in style! With its solid wood exterior and luxurious velvet interior, the Dual Automatic Watch Winder makes a sleek addition to any room. An interior light turns on automatically when the door is opened and shuts off again when it's closed. Order your Dual Automatic Watch Winder from Brookstone today! Dual Automatic Watch Winder only works with automatic, self-winding watches.