Features EASY TO USE This product is a combination product, including a yellow mounting base and a two claw opening. The mounting base is used to fix the watch and the opening with two claws to open the back of the watch. Strong universality: the product has an independently adjustable design and watches of different sizes can also be repaired. You only need to adjust it manually. Make your life easier: If the battery of the watch is low, you can replace the battery yourself if you own the product, but non-professionals should pay attention to it. PROFESSIONAL: This product is a watch lid opener, which is used to open the back of the watch. It is a professional tool for repairing watches. EXCELLENT CUSTOMER SERVICE We care about the feelings of every customer. If this product does not meet your expectations, please do not hesitate to contact us. We will do our best to serve you. Specifications: Product material: metal + plastic. Package size: 7 cm x 4 cm x 2 cm. Maximum opening 53mm Product weight: 120 g. Notes: Due to changes in lighting and device displays, the actual colour of the product may be slightly different from the colour shown in the picture. Please allow for a 1-3 mm margin of error due to manual measurement. Packing list: 1 x yellow mounting seat. Opening with two claws x 1 Package List