---
product_id: 578169910
title: "Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack)"
brand: "cwuu"
price: "$72.90"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/578169910-button-top-18650-rechargeable-battery-9900mah-high-capacity-3-7
store_origin: US
region: United States of America
---

# 3.7V Output 9900mAh Capacity Rechargeable Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack)

**Brand:** cwuu
**Price:** $72.90
**Availability:** ✅ In Stock

## Summary

> 🔋 Power that Lasts: Join the Recharge Revolution!

## Quick Answers

- **What is this?** Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack) by cwuu
- **How much does it cost?** $72.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/578169910-button-top-18650-rechargeable-battery-9900mah-high-capacity-3-7)

## Best For

- cwuu enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Crafted for resilience, ensuring reliability in every charge!
- • **Smart Investment:** Rechargeable means savings—power your devices sustainably!
- • **Power Up Your Life:** Say goodbye to disposables and embrace eco-friendly energy!
- • **Versatile Compatibility:** Perfect for flashlights, power banks, and more!
- • **Long-Lasting Performance:** Enjoy extended usage with a high capacity of 9900mAh!

## Overview

The Button Top 18650 Rechargeable Battery offers a high capacity of 9900mAh and a stable 3.7V output, making it ideal for a variety of devices including flashlights and power banks. With its durable design and eco-friendly reusability, this battery is a smart choice for those looking to reduce waste while enjoying reliable power.

## Description

Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack)

## Features

- Batteries Size - 67*18*18mm/2.64*0.7*0.7inch; it's a Rechargeable Battery BUTTON TOP, please check carefully before purchasing !!!).
- Versatile Compatibility: Designed to be compatible with a wide range of devices, our 3.7V 18650 battery is perfect for flashlights, power banks, and other gadgets. Say goodbye to disposable batteries with our rechargeable 18650 battery, offering cost-saving and eco-friendly power solutions.
- High Capacity: Our 18650 rechargeable battery boasts a generous capacity, ensuring long-lasting power for your devices.
- Durability: Crafted with quality materials, our 18650 battery offers durability and resilience, providing a dependable power source for your electronic
- Enhanced Performance: With a stable 3.7V output, our 18650 battery delivers consistent and reliable performance, ideal for high-drain applications

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Unit Count | 8.0 Count |
| Battery Cell Type | Lithium |
| Recommended Uses For Product | Indoor |
| Reusability | Rechargeable |
| Battery Capacity | 3200 Milliamp Hours |
| Voltage | 3.7 Volts |

## Product Details

- **Number of Batteries:** 8 Lithium Ion batteries required.
- **Brand:** CWUU
- **Battery Cell Composition:** Lithium
- **Battery Capacity:** 3200 Milliamp Hours
- **Recommended Uses For Product:** Indoor

## Images

![Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack) - Image 1](https://m.media-amazon.com/images/I/715iNoEFAaL.jpg)
![Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack) - Image 2](https://m.media-amazon.com/images/I/61Irj+mf0ML.jpg)
![Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack) - Image 3](https://m.media-amazon.com/images/I/71vCh2VSE9L.jpg)
![Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack) - Image 4](https://m.media-amazon.com/images/I/71cguEGOMJL.jpg)
![Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack) - Image 5](https://m.media-amazon.com/images/I/71TMlecuh1L.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- CWUU Button Top 18650 Rechargeable Battery 9900mAh High Capacity 3.7 Volt Rechargeable Battery for Headlamp, Flashlight 241019-3S (Button Top, 8 Pack)
- 4 Pack 1￵8￵6￵5￵0 Rechargeable Batter￵y 9900m￵A￵h W￵i￵th 18650 Battery Charger,Universal Smart Charger for 3.7V Rechargeable Battery 21700 14500 10440

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**Shop now:** [https://www.desertcart.us/products/578169910-button-top-18650-rechargeable-battery-9900mah-high-capacity-3-7](https://www.desertcart.us/products/578169910-button-top-18650-rechargeable-battery-9900mah-high-capacity-3-7)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-20*