Product description
【Size】:13*11.5*13.5cm
【Model】: O: for the switch
gear 一: positive rotation for 2 minutes, stop 6 minutes, then reverse rotation for 2 minutes, stop 6 minutes; then repeat the cycle;
gear =: reverse 2 minutes, stop 12 minutes, then positive 2 minutes, stop 12 minutes; then repeat the cycle;
Note: gear 一 is suitable for short-term use, gear = is suitable for long-term use (some mechanical watches can choose 一 gear if they adopt = gear and cannot be wound properly)