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battery contact cover

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頂部和底部電池蓋

金屬頂部和底端蓋蓋AA (5#) 和AAA (7#) 電池

Our precision-engineered metal end caps are specifically designed for use in AA (5#) 和AAA (7#) battery assembly, serving as the top and bottom terminals. Made from high-quality nickel-plated steel or custom alloys, these battery caps provide excellent conductivity, corrosion resistance, and mechanical strength for high-performance battery applications. Key Features: Suitable for AA (5#) 和AAA (7#) standard sizes Material: …