Heiden Battery Powered Double Watch Winder in Burlwood Easy To Use Settings For Turns Per Day (650-950-1250-1850) and Direction (Clockwise, Counter-Clockwise, Both) Push Button For On/Off (No need to turn off from the back of the winder). Made of burlwood veneer finish with clear display top Can Be Powered by Batteries (Lasts up to 3 months) or Included AC Adapter Plenty of interior space for large and oversize watches 1 Year Warranty