The original form:
Postive: Aluminum Tab
Negative: Copper Tab

For easy assemble to pack, we also change the aluminum sheet into nickel sheet, then you can choose the optional form
The optional form
Postive: Nickel Tab
Negative: Copper Tab

More details of lithium ion batteries, please contact us by:
Wechat/WhatsApp/Mobile: +8613528488114 Email: sales@nogibattery.com
Website: www.nogibattery.com

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