Details
Battery cover (negative shell), spring sheet, gasket cleaning suggestions:
1. Choose alkaline or neutral solvent (such as deionized water) for ultrasonic cleaning for 10-20 minutes;
2. Use deionized water for ultrasonic cleaning 2-3 times, 1-2 minutes each time
3. Drying
Positive shell cleaning suggestions (it is not recommended to use ultrasonic cleaning for positive shell, as it may scratch each other):
1. Choose alkaline or neutral solvent (such as deionized water) for immersion for 10-20 minutes;
2. Rinse with deionized water 2-3 times, 1-2 minutes each time
3. Drying
Note:Canrd's button battery shell, button battery cover, spring sheet, and gasket have been cleaned with professional solvent before shipment and can be used directly without cleaning.









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