---
product_id: 744818160
title: "3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc."
brand: "cysljoyful"
price: "€ 26.62"
currency: EUR
in_stock: false
url: https://www.desertcart.it/products/744818160-3v-1a-power-adapter-supply-3w-ac-dc-adapter-100
store_origin: IT
region: Italy
---

# 3V 1A stable output 5.5mm x 2.5mm DC plug 5-fold safety protections 3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc.

**Brand:** cysljoyful
**Price:** € 26.62
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power your essentials with confidence and style!

## Quick Answers

- **What is this?** 3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc. by cysljoyful
- **How much does it cost?** € 26.62 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/744818160-3v-1a-power-adapter-supply-3w-ac-dc-adapter-100)

## Best For

- cysljoyful enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Ready:** Standard 5.5mm x 2.5mm DC plug with polarity clearly defined, ensuring hassle-free setup.
- • **Compact & Convenient:** Lightweight 60g design with a 93cm power cord for flexible placement.
- • **Built-in Safety Suite:** Equipped with over-temperature, short-circuit, undervoltage, overvoltage, and overcurrent protections for peace of mind.
- • **Precision Power Delivery:** Delivers a steady 3V at 1A, ideal for sensitive mini devices like fans and speakers.
- • **Universal Voltage Compatibility:** Works seamlessly from 100V to 240V AC, perfect for global use.

## Overview

The Cysljoyful 3V 1A Power Adapter is a compact, lightweight AC/DC transformer designed for mini electronic devices. It supports a wide input voltage range (100-240V) and outputs a stable 3V at 1A through a standard 5.5mm x 2.5mm DC plug. With a 93cm power cord and comprehensive five-fold safety protections, it ensures reliable and safe power delivery for devices like mini fans, speakers, and electric toothbrushes.

## Description

3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc.

## Features

- DC 3V Power Cord comes with 5.5mm x 2.5mm DC Plug. The outer diameter 5.5mm, inner 2.5mm. The polarity: Outside is negative '-', inside is positive '+'.
- 93cm/37in Power Cord Length. Please kindly confirm if the length can meet your demand before making a buying.
- 3V 1A Power Supply, can be used for Mini Fan Speaker Electric Toothbrush Fountains etc. Please kindly confirm the voltage of your devices.
- Five protections and safety guarantees: over-temperature-protection, short -circuit-protection, undervoltage-protection, overvoltage-protection, overcurrent-protection
- AC Input:100-240V 50-60Hz, DC Output: 3V 1A 3W. We recommend to use less than 80% of the full load. DO NOT OVERLOAD!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Cysljoyful |
| Manufacturer | changyun |
| Model | chy-0301-us-01 |
| Package Dimensions | 9.4 x 7.8 x 2.9 cm; 60 g |
| Item model number | chy-0301-us-01 |
| Compatible Devices | Cameras, Speakers |
| Special Features | Short Circuit Protection |
| Mounting Hardware | 1x 3V 1A Power Supply US Plug with Power Cord |
| Number of items | 1 |
| Wattage | 3 Watts |
| Power Source | Corded Electric |
| Batteries Included | No |
| Batteries Required | No |
| Number of Ports | 1 |
| Connector Type | DC Tip |
| Mounting Type | Wall Mount |
| Manufacturer | changyun |
| Country of Origin | USA |
| Item Weight | 60 g |

## Product Details

- **Brand:** Cysljoyful
- **Connectivity Technology:** DC Tip
- **Connector Type:** Barrel Connector
- **Compatible Devices:** Cameras, Speakers
- **Included Components:** 1x 3V 1A Power Supply US Plug with Power Cord
- **Special Feature:** Short Circuit Protection
- **Colour:** black
- **Input Voltage:** 110 Volts
- **Mounting Type:** Wall Mount
- **Amperage:** 1 Amps

## Images

![3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc. - Image 1](https://m.media-amazon.com/images/I/61PcnZw8Y0L.jpg)
![3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc. - Image 2](https://m.media-amazon.com/images/I/71F8Hwu3VtL.jpg)
![3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc. - Image 3](https://m.media-amazon.com/images/I/51jHhfZ3f9L.jpg)
![3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc. - Image 4](https://m.media-amazon.com/images/I/51lS9BqEqCL.jpg)
![3V 1A Power Adapter Supply 3W AC/DC Adapter 100-240V 50/60Hz to DC 3V 1A Power Supply Transformer with 5.5mm x 2.5mm US Plug for Mini Fan Speaker Electric Toothbrush Fountains etc. - Image 5](https://m.media-amazon.com/images/I/6109ZfSVy0L.jpg)

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---

*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-02-28*