DC 3.7V 3000mAh 103665 Rechargeable Lithium Polymer Replacement Battery for DIY 3.7-5V Electronic Product, Mobile Energy Storage Power Supply

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Product description

  • This battery is applicable to electronic products with DIY 3.7-5V less than 11.1Wh 3000mAh. Not suitable for power tools and model aircraft
  • Please carefully compare the polarity of the connector before use, the red wire is the positive "+" and the black wire is the negative "-" Do not reverse-charge or reverse-connectreverse. The primary battery of some products has no plug or mismatched plug or mismatched polarity. It doesn't matter, you can cut and solder the plug directly or use our heat shrinkable insulating sleeve to connect the same color wire.
  • It s consists of of large-capacity A+ lithium battery, Japanese Seiko IC overcharge and overcurrent short circuit protection board, 3302-24 high temperature resistant silicone cable, and genuine JST Pitch 2.0mm 2 wire connector module.
  • If there are any quality issues within a year, please feel free to contact us via email for replacement.

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