Watch Case Back Opener is a safe way to not scratch the watch when repairing the strap or the movement Battery Replacement Tool for watch eliminats the trouble of manual opening and protects your hands Adjustable Watch Opener can be adjusted by rotating the button to easily adapt to the size of the watch case Our Watch Repair Tools are professional tools for watch makers and watch repairers Watch Battery Replacement Tool is made of solid materials, strong and durable Delivery Quantity: 1 Piece Package Contents: Only the above package contents, excluding other products. Size: 11.9*7*7.4cm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) color: red (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)