HXJNLDC 3.7V 2100mAh 804050 3.7-5V 2-Wire DC li-ion Lithium Ion Polymer Battery Replacement for DIY Electronic Products

DC 3.7V 2100mAh 804050 li-ion Lithium Ion Polymer Battery Replacement for DIY 3.7-5V Electronic Products with Built-in 2-Wire Battery Replacement, Mobile Energy Storage Power Supply

HXJNLDC 3.7V 2100mAh 804050 3.7-5V 2-Wire DC li-ion Lithium Ion Polymer Battery Replacement for DIY Electronic Products

Please note that connector specifications and polarity are based on the product display image.,the red wire is the positive "+" and the black wire is the negative "-"The yellow (white) lead is a 'thermistor'Do not reverse-charge or reverse-connectreverse. 3-wire batteries retain red and black wires, which can replace 2-wire batteries. Some products' original batteries may lack plugs, have incompatible plugs, or exhibit mismatched polarity. No worriesyou can simply cut the wires and use the included heat-shrink tubing to connect the wires of the same color from the old plug.

Brand: HXJNLDC

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Key Features

• ✓ This battery is suitable for DIY electronic products with 3.7-5V and less than 7.77Wh 2100mAh built-in 2-wire battery replacement. Not applicable to high-power electric tools and model aircraft
• ✓ Please note that the specifications and polarity of the connector are based on the product display image,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.
• ✓ 804050 rechargeable lithium ion polymer battery, size 2 x 1.574 x 0.314 inch(51408mm) (L*W*T),nominal voltage 3.7V, full charge voltage 4.2V, capacity 2100mAh, power 7.77Wh, Weight:1.16oz(33g)Maximum current:2.1A It can prevent overcharge, overdischarge, overcurrent, and short circuit..
• ✓ Its 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.

Product Details

• ✓ Item Weight: 38 Grams
• ✓ Model Number: 402030

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