Description This item is the watch pause tool, namely as watch time battery saver, because it can extend the lives of the wristwatch batteries. It is manufactured with quality material plastic, sturdy and practical, long serving life. Suitable for watchmaker to repair watch. Features -Color:White. -Material: Plastic. -Size: About0.50X0.40X0.10cm/ 0.20X0.16X0.04in. -Thickness: 0.8MM. - Effectively extend the lives of your watch batteries to ensure the lives of your battery. - Designed to be inserted between the watch case and the crown, compatible with most watches. - Reducing the number of times you bring your watch in for battery replacement. - It is convenient to operate. Suitable for watch makers and watch repairing workers. - Made of quality plastic material, wear-resistant and sturdy for long term using. Package list: 1000 x watch time stoppers