chiyoda single automatic watch winder with quite motor-unique12 rotation modes chiyoda more than just watch winder, it’s work of art you can’t criticize the classical look of compact size case. deluxe piano baking varnished watch winder box with brilliant finishing and luxurious design, high-quality solid wood material made. metal hinges are sturdy and high quality. every watch winder experienced 21 procedures of 100% handmade work to be assembled. we took each processes in strict control and multiple inspections to present you this exquisite winder. 12 rotation modes broadly wind your watch upgrade version have two knobs separately control direction and tpd. combined with clockwise, counterclockwise and both direction for your choice. fit for almost 98% automatic watch, choose best option to avoid not enough winding and over-stressed winding. operated by either ac adapter(included) or 2* 1.5v battery (not included), simply switch on power, then the cup inside the box begin to rotation. with the battery and its impact size, you can take it to travel. no noise, no annoying winding sound with upgrades panel and the extremely quiet mabuchi motor make sure long usage time and quieter running. this watch winder can be put on anywhere especially bedroom and office day and night. support both small and larger watch size the soft pillow has 80mm diameter which seats on the center of the box with proper angle is adjustable to fit for small or big watch reach to 60mm cover and straps. don’t worry it would not hit and scratch the acrylic window. zero magnetization & no harm keep your watch accurate and secure. anti-static treatment is done for motor & circuit board please pay attention:</b> following different tpds(turn per day) control, short and regular stop and continue to rotate during running will happen.not means the watch winder is broken or stopped. can't work for seiko kinetic watch.