---
product_id: 543657864
title: "Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,18500,18350,16650 Rechargeable Battery (not Including Battery"
brand: "swanlake"
price: "A$0"
currency: AUD
in_stock: false
url: https://www.desertcart.com.au/products/543657864-swanlake-18650-battery-charger-single-slot-intelligent-battery-charger-3
store_origin: AU
region: Australia
---

# Intelligent charging USB powered Single-slot design Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,18500,18350,16650 Rechargeable Battery (not Including Battery

**Brand:** swanlake
**Price:** A$0
**Availability:** ❌ Out of Stock

## Summary

> 🔌 Power Up Your Life with Smart Charging!

## Quick Answers

- **What is this?** Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,18500,18350,16650 Rechargeable Battery (not Including Battery by swanlake
- **How much does it cost?** A$0 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/543657864-swanlake-18650-battery-charger-single-slot-intelligent-battery-charger-3)

## Best For

- swanlake enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Constructed with fire-resistant materials for worry-free use.
- • **Smart Charging Tech:** Automatically selects optimal current for efficient charging.
- • **LED Status Indicator:** Color-changing LED shows charging progress at a glance.
- • **Charge Multiple Specs:** Simultaneously charges various 3.7V Li-ion batteries.
- • **Travel-Friendly Design:** USB interface allows charging on-the-go, anywhere, anytime.

## Overview

The 18650 Battery Charger is a versatile, single-slot intelligent charger designed for various 3.7V Li-ion batteries. It features a USB interface for convenient charging, smart technology for optimal current selection, and safety measures to prevent overheating and overcharging. Perfect for travelers and tech enthusiasts alike!

## Description

18650 Battery Single-Slot Intelligent Battery ChargerInput: 100-240 V_ 50-60HzOutput: 4.2V + / -0.1v-1000 maCharging current: 1000 mA anti reverse charging / automatic protection functionApplicable range: 18650 26650 16340 14500 21700 batterySize: 13.5 * 3.5 * 3.5 (CM)Weight: 56g

## Features

- INTELLIGENT UNIVERSAL CHARGER:The Battery Charger can charge simultaneously rechargeable batteries of different specifications.Suitable for 3.7V Li-ion rechargeable batteries 26650,18650,21700,18500,18350,14650,16650,16340,14500,10440
- CONVENIENT CHARGING INTERFACE:USB charging help travelers can charge lithium ion batteries anytime anywhere, especially when you don’t have enough outlet,you can even simply plug into your laptop or other device
- INTELLIGENT CHARGING:The charger can automatically select the best charging current and support 2-slot simultaneous independent charging.Intelligent LED charging status indicator, when the battery is full, it changes from red to green and the charger will automatically stop charging
- SAFE CHARGING:Safe and fire prevention PC+ABS material Battery Charger, with heat-resisting, low temperature resistance and scratch resistance;the battery will not be over-charged and over heat
- PREMIUM SERVICE: If you have any questions, please tell us at first time. We will provide professional service to solve your problems. There is a totally risk-free purchase

## Product Details

- **Brand:** Swanlake
- **Colour:** charger
- **Product dimensions:** 3.5D x 13.5W x 3.5H centimeters
- **Item weight:** 56 Grams
- **Output voltage:** 4.2 Volts

## Images

![Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,18500,18350,16650 Rechargeable Battery (not Including Battery - Image 1](https://m.media-amazon.com/images/I/61rKtfYzOnL.jpg)
![Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,18500,18350,16650 Rechargeable Battery (not Including Battery - Image 2](https://m.media-amazon.com/images/I/81G5+DNqZDL.jpg)
![Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,18500,18350,16650 Rechargeable Battery (not Including Battery - Image 3](https://m.media-amazon.com/images/I/718gyGClRXL.jpg)
![Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,18500,18350,16650 Rechargeable Battery (not Including Battery - Image 4](https://m.media-amazon.com/images/I/71qE3VWwE+L.jpg)
![Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,18500,18350,16650 Rechargeable Battery (not Including Battery - Image 5](https://m.media-amazon.com/images/I/71VnR3vQ2ZL.jpg)

## Questions & Answers

**Q: I just saw one buyer reply it dosen't fit 21700 battery,but you claim it fit 21700 battery,what is the truth？**
A: It can charge 21700 batteries.
The battery slot is 73mm long, and 21700 is 70mm long. 21700 batteries can be installed. You can check the video confirmation.
If a buyer has written a wrong review, I hope you can help correct it and give the buyer the correct guidance. thank you!

**Q: is it including the battery?**
A: No,it not including the battery.

**Q: Can this be plugged into a wall. Socket**
A: It is USB charger, not  DC wall charger.
Unable to charge directly from the 110V power socket. It just can charge from 5V USB charging port.

**Q: what is the mah?**
A: 9900 mAH 3.7 v

## Frequently Bought Together

- Swanlake 18650 Battery Charger,Single-Slot Intelligent Battery Charger for 3.7V Li-ion 18650,26650,21700,18500,18350,16650 Rechargeable Battery (not Including Battery
- CPZZ 3.7volt 18650 Rechargeable Battery 3.7v Batteries 18650 Rechargeable Battery Lithium 3.7 Volt Button top for flashlights and headlamp，Headlight etc (2pack-3.7v)

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**Shop now:** [https://www.desertcart.com.au/products/543657864-swanlake-18650-battery-charger-single-slot-intelligent-battery-charger-3](https://www.desertcart.com.au/products/543657864-swanlake-18650-battery-charger-single-slot-intelligent-battery-charger-3)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-01-28*