MARUFANG Watch Case Back Watch Case Battery Replacement Watch Opener Tool, Opener, Opener, Tool, 2-Point

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【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ------------------------------------------------------------------------------------------------------------------

Two-pronged case back opener. Opening/closing width: Maximum approximately 70mm This tool is used to open the back cover of a screw-back watch to replace the battery. You can secure the back cover tightly by turning and adjusting the opener screw to fit the size of your watch. Trademark registration number 5991418.