---
product_id: 50360546
title: "18650 3.7V 3000mAh Flat Top Lithium Rechargeable Batteries Fast Li-ion Battery ,4 PACK"
brand: "cathay dragon"
price: "821722₫"
currency: VND
in_stock: false
category: "Electronics"
url: https://www.desertcart.vn/products/50360546-18650-3-7v-3000mah-flat-top-lithium-rechargeable-batteries-fast
store_origin: VN
region: Vietnam
---

# 18650 3.7V 3000mAh Flat Top Lithium Rechargeable Batteries Fast Li-ion Battery ,4 PACK

**Brand:** cathay dragon
**Price:** 821722₫
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** 18650 3.7V 3000mAh Flat Top Lithium Rechargeable Batteries Fast Li-ion Battery ,4 PACK by cathay dragon
- **How much does it cost?** 821722₫ with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/50360546-18650-3-7v-3000mah-flat-top-lithium-rechargeable-batteries-fast)

## Best For

- cathay dragon enthusiasts

## Why This Product

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

## Description

Product Details  Smart Battery Charger: It is with high efficiency and reliability! High Quality 2 Slots Charger for 18650 Battery. Quick charge with automatic constant current control prevents battery from overcharging, short circuit, and electronic shock. Input Voltage: AC 100V - 240V 50 / 60Hz Max150mA Output Voltage: DC 4.2V 650mA Rechargeable Time Limit: About 12 hours Dimensions: 1.73" x 1.26" x 3.27" (L x W x H)  18650 3.7v Rechargeable Battery: Voltage: 3.7V Storage Voltage: 3.7-3.9V Charging Cut-off Voltage: 4.25V Discharge Cut-off Voltage: 3.0V Capacity: 3000mAh  Norminal Capacity: 3000mAh Size: 18.0*65.0mm Weight: 46g Battery top: Flat top Material: Lithium Li-ion ICR Recharging cycles: At least 1000cycles Appliations: Flashlight,headlamp,lantern,LED light,dive light,green laser,fan,headlight,torch,laser pointer,mechanical box mod and so on Pakage include:  4PCS 18650 Rechargeable 3.7V 3000mAh Lithium Li-ion Battery  Caution:   Never completely discharge li-ion battery ( below 2.5V under load ). Never use force to install (insert) li-ion battery.  Do not use old and new battery cells together. Do not expose to heat. Do not short (connect) positive (top), and negative (bottom) battery terminals (contacts). Keep battery that is not in use in plastic holder (or any insulating [plastic] container). Never charge battery over 4.25V (another reason to use high quality battery charger). Do not charge unattended. Do not use old, and new cells together. Do not store your li-ion batteries fully charged (for extended period of time). Store in cold and dry place at approximately 3.7V (storage charge).

## Features

- Specializing in the Production of Lithium Batteries and Charger,We make sure give you good quantity and service
- Pakage include:4PCS 18650 Rechargeable 3.7V 3000mAh Lithium Li-ion Battery
- Batteries Come Pre-Charged and Can be Used Immediately out of The Package
- A red light indicates charging and a Green light indicates full charge
- Appliations: Flashlight,headlamp,lantern,LED light,dive light,green laser,fan,headlight,torch,laser pointer,mechanical box mod and so on

## Images

![18650 3.7V 3000mAh Flat Top Lithium Rechargeable Batteries Fast Li-ion Battery ,4 PACK - Image 1](https://images-na.ssl-images-amazon.com/images/I/41Xorc36lIL.jpg)
![18650 3.7V 3000mAh Flat Top Lithium Rechargeable Batteries Fast Li-ion Battery ,4 PACK - Image 2](https://images-na.ssl-images-amazon.com/images/I/41xqQb7ZhTL.jpg)
![18650 3.7V 3000mAh Flat Top Lithium Rechargeable Batteries Fast Li-ion Battery ,4 PACK - Image 3](https://images-na.ssl-images-amazon.com/images/I/41hXkcN6CeL.jpg)
![18650 3.7V 3000mAh Flat Top Lithium Rechargeable Batteries Fast Li-ion Battery ,4 PACK - Image 4](https://images-na.ssl-images-amazon.com/images/I/31DOvk0gnaL.jpg)

---

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**Shop now:** [https://www.desertcart.vn/products/50360546-18650-3-7v-3000mah-flat-top-lithium-rechargeable-batteries-fast](https://www.desertcart.vn/products/50360546-18650-3-7v-3000mah-flat-top-lithium-rechargeable-batteries-fast)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-04-23*