---
product_id: 499708308
title: "DC 3.7V 5000mAh 955565 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"
brand: "hxjnldc"
price: "C$2493"
currency: NIO
in_stock: true
url: https://www.desertcart.ni/products/499708308-dc-3-7v-5000mah-955565-li-ion-lithium-ion-polymer
store_origin: NI
region: Nicaragua
---

# 5A max current output 5000mAh high capacity Built-in multi-protection IC DC 3.7V 5000mAh 955565 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

**Brand:** hxjnldc
**Price:** C$2493
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your passion, protect your projects.

## Quick Answers

- **What is this?** DC 3.7V 5000mAh 955565 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 by hxjnldc
- **How much does it cost?** C$2493 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/499708308-dc-3-7v-5000mah-955565-li-ion-lithium-ion-polymer)

## Best For

- hxjnldc enthusiasts

## Why This Product

- Trusted hxjnldc brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safe & Smart:** Advanced Japanese Seiko IC safeguards against overcharge, overdischarge, overcurrent, and short circuits for worry-free use.
- • **Reliable Support:** Backed by a 1-year quality guarantee—because your projects deserve dependable power and peace of mind.
- • **Powerhouse Capacity:** Stay unplugged longer with a robust 5000mAh battery that fuels your devices through demanding days.
- • **Compact & Lightweight:** Slim 66×55×9.5mm design weighing just 76g fits seamlessly into your DIY projects without bulk.
- • **Universal DIY Compatibility:** Flexible 2-wire JST connector with heat-shrink sleeve support lets you customize connections effortlessly.

## Overview

This 3.7V 5000mAh lithium polymer battery offers a high-capacity, compact power solution for DIY electronics operating under 18.5Wh. Featuring a built-in Japanese Seiko IC for comprehensive protection and a versatile 2-wire JST connector, it ensures safe, reliable energy delivery for watches, GPS devices, and other low-power gadgets. Lightweight and backed by a 1-year warranty, it’s the smart choice for millennial makers who demand performance and peace of mind.

## Description

Full description not available

## Features

- This battery is applicable to electronic products with DIY 3.7-5V less than 18.5Wh 5000mAh.（★ Not applicable to high-power electric tools and model aircraft）
- Please compare the connector specifications and polarity according to the display diagram before purchasing,★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.
- 955565 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 5000mAh, power 18.5Wh, ★size 66×55×9.5mm(2.598×2.165×0.374inch）(L*W*T), Weight:76g(2.681oz)，Maximum current:5A。 It can prevent overcharge, overdischarge, overcurrent, and short circuit.
- It‘s consists of of large-capacity A+ lithium battery, Japanese Seiko IC overcharge and overcurrent short circuit protection board, 3302-22 high temperature resistant silicone cable, and genuine JST Pitch 2.54mm ★2 wire connector module.
- If there are any quality issues within a year, ★please feel free to contact us via email for replacement.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Dimensions | 2.6 x 2.17 x 0.37 inches |
| Item Weight | 81 Grams |
| Battery Weight | 76 Grams |
| Unit Count | 1.0 Count |
| Battery Cell Type | Lithium Polymer |
| Recommended Uses For Product | Watch, GPS |
| Reusability | Rechargeable |
| Battery Capacity | 5000 Milliamp Hours |
| Amperage | 5 Amps |
| Voltage | 3.7 Volts (DC) |

## Product Details

- **Number of Batteries:** 1 C batteries required. (included)
- **Brand:** HXJNLDC
- **Battery Cell Composition:** Lithium Polymer
- **Battery Capacity:** 5000 Milliamp Hours
- **Recommended Uses For Product:** GPS, Watch

## Images

![DC 3.7V 5000mAh 955565 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 - Image 1](https://m.media-amazon.com/images/I/61pnl96hnJL.jpg)

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**Shop now:** [https://www.desertcart.ni/products/499708308-dc-3-7v-5000mah-955565-li-ion-lithium-ion-polymer](https://www.desertcart.ni/products/499708308-dc-3-7v-5000mah-955565-li-ion-lithium-ion-polymer)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-01-27*