---
product_id: 658245035
title: "18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440"
brand: "gracetop"
price: "117 Lei"
currency: RON
in_stock: true
reviews_count: 13
category: "Gracetop"
url: https://www.desertcart.ro/products/658245035-18650-battery-charger-4-bay-3-7v-lithium-battery-charger
store_origin: RO
region: Romania
---

# Fast 4.2V/4000mA output 4 bay multi-slot charging Universal USB-C input 18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440

**Brand:** gracetop
**Price:** 117 Lei
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up smarter, faster, everywhere you go!

## Quick Answers

- **What is this?** 18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440 by gracetop
- **How much does it cost?** 117 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/658245035-18650-battery-charger-4-bay-3-7v-lithium-battery-charger)

## Best For

- gracetop enthusiasts

## Why This Product

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

## Key Features

- • **Smart Safety Tech:** Built-in protections prevent overcharge, overheating, and short circuits, keeping your batteries and devices safe.
- • **Rapid Power Delivery:** Experience quick charging with a robust 4.2V/4000mA output that gets you powered up fast.
- • **Compact & Travel-Ready:** Lightweight 171.5g design fits perfectly in your professional toolkit for on-the-go power needs.
- • **Universal USB-C Compatibility:** Plug into any modern power source—power banks, laptops, car chargers—for ultimate convenience.
- • **Charge 4 Batteries Simultaneously:** Maximize efficiency with 4 independent bays for mixed lithium battery types.

## Overview

The 18650 Battery Charger by GRACETOP is a compact, 4-bay lithium-ion charger supporting a wide range of battery sizes including 26650, 21700, and 18650. Featuring fast 4.2V/4000mA output and universal USB-C input, it ensures rapid, versatile charging. Smart safety features protect against overcharging and overheating, making it an ideal, travel-friendly solution for professionals who demand reliable power on the move.

## Description

Buy 18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440: Battery Chargers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Great value - So far so good
Review: Battery charger, usb - This is a great little battery charger. It charges fast and has worked wonderfully for a couple of months in keeping our small electronics supplied with reusable batteries.

## Features

- 18650 battery charger, 4 Bay battery charger - 3.7V lithium battery charger,compatible with multiple lithium batteries, supports mixed charging 26650/21700/18650/18490/16340/14500/10440.
- USB-C 18500 Battery Charger - The smart 18500 battery charger is equipped with a globally used USB-C input, suitable for power banks, computers, car chargers, USB wall chargers, etc.
- Quick & easy charging - This battery charger has an input of 5V, an output of 4.2V-4000mA,, supports fast charging, weighs only 171.5g, and is an ideal charging partner for your business trips without any burden.
- Safe smart Battery Charger - This lithium-ion battery charger's turn signal can stop when fully charged, effectively preventing overcharging, overcurrent, overvoltage, overpowering, overheating, and short circuits.
- What You'll Get - 1*4 Bay 18560 battery charger, 1*USB-C cable,If for any reason you are not satisfied with your purchased product, please contact us for a refund or replacement.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B097KHRH3R |
| Customer Reviews | 3.9 3.9 out of 5 stars (36) |
| Date First Available | July 6, 2023 |
| Item Weight | 6 ounces |
| Item model number | SW-8N |
| Manufacturer | GRACETOP |
| Product Dimensions | 2 x 2 x 1 inches |

## Product Details

- **Brand:** GRACETOP
- **Color:** Black
- **Item Weight:** 171.5 Grams
- **Output Voltage:** 4.2 Volts
- **Product Dimensions:** 1.42"D x 5.12"W x 5.47"H

## Images

![18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440 - Image 1](https://m.media-amazon.com/images/I/61hOUpC1S-L.jpg)
![18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440 - Image 2](https://m.media-amazon.com/images/I/71+MZZk+QnL.jpg)
![18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440 - Image 3](https://m.media-amazon.com/images/I/711cgBqBjrL.jpg)
![18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440 - Image 4](https://m.media-amazon.com/images/I/7159l34JvjL.jpg)
![18650 Battery Charger, 4 Bay 3.7V Lithium Battery Charger, Smart USB can Quickly Charge,Suitable for Various Lithium Batteries 26650/21700/18650/18500/18490/16340/14500/10440 - Image 5](https://m.media-amazon.com/images/I/71DOymzQRrL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great value
*by M***P on January 11, 2026*

So far so good

### ⭐⭐⭐⭐⭐ Battery charger, usb
*by D***A on November 22, 2025*

This is a great little battery charger. It charges fast and has worked wonderfully for a couple of months in keeping our small electronics supplied with reusable batteries.

### ⭐⭐⭐ Works well, but could be better
*by A***H on January 12, 2024*

Not sure of other rechargeable batteries. Our curtain string lights stay on all night and the batteries have just enough charge. Needs to be recharged after 6 to 8 hrs

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**Shop now:** [https://www.desertcart.ro/products/658245035-18650-battery-charger-4-bay-3-7v-lithium-battery-charger](https://www.desertcart.ro/products/658245035-18650-battery-charger-4-bay-3-7v-lithium-battery-charger)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-23*