·【New upgraded model for 2024】 Made of high-quality metal and plastic, the watch case wrench is strong and durable, waterproof and rustproof; more labor-saving and stable than the old watch opening tool. It is more friendly to open the cover of a large watch to change the battery.

·【Applicable Phenotypes】 The caseback opener is only suitable for watch covers with notches that can be rotated and twisted open, not for models that should be opened in other ways. Moreover, the diameter of the square claws is 1.7mm.

·【How to Use the Watch Cover Remover】 The watch case opener can be used from 19 to 59mm. You can adjust the bit spacing by rolling it to fit the notches of your caseback, and then rotate to open the cover.

·【Picture Operation Manual】 The kit comes with a user manual (English version). The detailed pictures will explain the correct way to use the watch cover remover, which could avoid damaging your watch by wrong operation.

·【Watch Battery Replacement Kit】 This kit consists of a watch cover opener, a spring bar tool, two anti-scratch films and a cleaning cloth. It can help you perform various operations such as opening the watch back, changing the watch battery and replacing the watch band.