---
product_id: 14484733
title: "8Pcs UltraFire 18650 3.7V 4000mAh Li-ion Rechargeable Battery"
brand: "redbattery"
price: "$35.60"
currency: USD
in_stock: false
category: "Misc."
url: https://www.desertcart.us/products/14484733-8pcs-ultrafire-18650-3-7v-4000mah-li-ion-rechargeable-battery
store_origin: US
region: United States of America
---

# 8Pcs UltraFire 18650 3.7V 4000mAh Li-ion Rechargeable Battery

**Brand:** redbattery
**Price:** $35.60
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** 8Pcs UltraFire 18650 3.7V 4000mAh Li-ion Rechargeable Battery by redbattery
- **How much does it cost?** $35.60 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/14484733-8pcs-ultrafire-18650-3-7v-4000mah-li-ion-rechargeable-battery)

## Best For

- redbattery enthusiasts

## Why This Product

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

## Description

1. Battery Type:18650 battery 2. Voltage: 3.7v 3. Capacity: 4000mAh

## Features

- Battery Type:18650 battery
- Voltage: 3.7v
- Material: Li-ion Battery
- Ultrafire 18650 4000 mAh 3.7V Li-ion Rechargeable Battery

## Images

![8Pcs UltraFire 18650 3.7V 4000mAh Li-ion Rechargeable Battery - Image 1](http://ecx.images-amazon.com/images/I/51UkaqO2FUL.jpg)
![8Pcs UltraFire 18650 3.7V 4000mAh Li-ion Rechargeable Battery - Image 2](http://ecx.images-amazon.com/images/I/41rd6QC3gVL.jpg)
![8Pcs UltraFire 18650 3.7V 4000mAh Li-ion Rechargeable Battery - Image 3](http://ecx.images-amazon.com/images/I/41zxjL3wvXL.jpg)
![8Pcs UltraFire 18650 3.7V 4000mAh Li-ion Rechargeable Battery - Image 4](http://ecx.images-amazon.com/images/I/51Ukl99-LgL.jpg)

---

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**Shop now:** [https://www.desertcart.us/products/14484733-8pcs-ultrafire-18650-3-7v-4000mah-li-ion-rechargeable-battery](https://www.desertcart.us/products/14484733-8pcs-ultrafire-18650-3-7v-4000mah-li-ion-rechargeable-battery)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-07*