A Mode: Rotate forward for 2 minutes, stop for 6 minutes, and cycle. B mode: Reverse gear for 2 minutes, stop for 6 minutes, cycle C mode: Rotate forward for 2 minutes and stop for 6 minutes, reverse for 2 minutes and stop for 6 minutes, D mode: forward rotation for 2 minutes, stop for 16 minutes, reverse rotation for 2 minutes, stop for 16 minutes, cycle There are 4 gear modes suitable for any mechanical watch: ABCD 4 gears, C and D gears can rotate automatically in both forward and reverse cycles, uncovered style, can hold 3 watch shake watches at the same time. Note: Vertical 90 degree placement is suitable for any mechanical watch! The dial is equipped with a high-density sponge watch pillow, suitable for use with watches of any strap length [ Voltage ]: It can be directly plugged into a power supply (voltage range: 3V-5V wide voltage, 1A-5A), which is universal worldwide. It is equipped with a 5v1a USB power supply and can also be plugged into two batteries for charging. It is suitable for traveling with, so there is no need to worry about the watch stopping. [ Motor ]: Japanese full tooth motor, super , worry free distribution! Precautions for use: 1. Before inserting the watch shaker, the watch needs to be fully chained and the time should be adjusted properly 2. Place the shaker vertically at a 90 degree angle. Try to use the power source as much as possible to short battery life. 3. If you can't use gear C first, replace it with gear B or A. Try which gear is suitable for your watch Colour:As Shown Material:plastic Package Contents: 2 x Vertical Winder Watch Box 2 x USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.