Feature:1. Professional watch parts for watchmakers and watch repairers, easy to install, convenient and practical.2. Fine workmanship, pay attention to details, directly replace the old or broken one, necessary accessory.3. It can be used as a spare part to facilitate you to replace the movement, simple operation, equipped with battery.4. Adopts great plastic material, safe and eco‑friendly, firm and sturdy, stable structure, has a long service life.5. Small and portable, it doesn't take up much space, easy to store and carry, convenient to transport at the same time.Specification:Condition: 100% Brand NewItem Type: Watch MovementMaterial: PlasticBattery Model: SR621SW Button Battery (Included)Battery Capacity: 18mAhPurpose: Used for replacement of watch movement Package List:1 x Movement1 x Rod1 x Button Cell1 x Gear