---
product_id: 363174584
title: "300W Step Down Power Voltage Converter Transformer 220V/240V to 110V/120V, Intelligent Efficient Adapter Travel Power Adapter"
brand: "wmlbk"
price: "3093872₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/363174584-300w-step-down-power-voltage-converter-transformer-220v-240v-to
store_origin: VN
region: Vietnam
---

# 300W Power Output High Efficiency 80% Flame-Retardant Material 300W Step Down Power Voltage Converter Transformer 220V/240V to 110V/120V, Intelligent Efficient Adapter Travel Power Adapter

**Brand:** wmlbk
**Price:** 3093872₫
**Availability:** ✅ In Stock

## Summary

> 🔋 Power Up Your Adventures!

## Quick Answers

- **What is this?** 300W Step Down Power Voltage Converter Transformer 220V/240V to 110V/120V, Intelligent Efficient Adapter Travel Power Adapter by wmlbk
- **How much does it cost?** 3093872₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/363174584-300w-step-down-power-voltage-converter-transformer-220v-240v-to)

## Best For

- wmlbk enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Crafted with flame-retardant materials for peace of mind.
- • **Smart Design:** 3-pin standard input plug for easy connectivity.
- • **Reliable Support:** Enjoy dedicated after-sale service for your satisfaction.
- • **Transform Your Power:** Seamlessly convert 220V/240V to 110V/120V for global compatibility.
- • **Efficiency at Its Best:** Achieve up to 80% efficiency with pure copper wiring.

## Overview

The 300W Step Down Power Voltage Converter Transformer is designed to convert 220V/240V to 110V/120V, making it an essential travel companion for your electronic devices. With a robust flame-retardant construction and high-efficiency copper wiring, this transformer ensures safe and reliable power conversion. Ideal for various appliances, it guarantees a seamless experience wherever you go.

## Description

300W Step Down Power Voltage Converter Transformer 220V/240V to 110V/120V, Intelligent Efficient Adapter Travel Power Adapter

## Features

- 【Tips】:This product is 300 watts. Do not use it for load appliances with excessively high rated power. And it is not suitable for heat-generating products such as curling irons.Generally, if your electrical appliance contains accessories such as LED, motor or display screen, then you need to use twice the power of the conversion transformer, that is: if your electrical power is 180W, you need to use a 400W transformer, our 300W is not suitable your product!
- 【Material】:The transformer adopts flame-retardant material skeleton to ensure stability under high temperature operation. The silicon steel sheet with high magnetic flux is resistant to high voltage and has good insulation performance. The shell is made of 94V-0 fireproof plastic.
- 【Function】:This product is a high-efficiency 300-watt AC voltage conversion power supply, using a 3pin standard input plug, the input voltage is 220VAC±5%, and the output voltage is 110VAC±5%. Suitable for electrical appliances with an input voltage of 110V±5% in areas where the power supply is 220V.
- 【High Efficient】:With the pure copper wire, the efficiency of this transformer is as high as 80%, which could meet your requirement in various situation.
- 【AFTER SALE SERVICE】:We guarantee a good after sale service. If there is anything wrong with the product, please be free to contact us. We will try our best to help you.

## Product Details

- **Brand:** WMLBK
- **Colour:** black
- **Input voltage:** 240 Volts
- **Item dimensions L x W x H:** 5.3 x 9 x 5.3 centimetres
- **Output voltage:** 110 Volts (AC)

## Images

![300W Step Down Power Voltage Converter Transformer 220V/240V to 110V/120V, Intelligent Efficient Adapter Travel Power Adapter - Image 1](https://m.media-amazon.com/images/I/71M4NpC7JDL.jpg)

## Frequently Bought Together

- 300W Step Down Power Voltage Converter Transformer 220V/240V to 110V/120V, Intelligent Efficient Adapter Travel Power Adapter
- Cantonape 500W Voltage Transformer, 220/240 Volts to 110/120V Step Up Step Down Voltage Converter, UK to US & US to UK
- jxgzyy 2000W Step Down Voltage Convertor Transformer 240V 220V to 100V 120V With Temperature Control Circuit Breaker Protection for UK Voltage Change to US Canada Japan Voltage

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.vn/products/363174584-300w-step-down-power-voltage-converter-transformer-220v-240v-to](https://www.desertcart.vn/products/363174584-300w-step-down-power-voltage-converter-transformer-220v-240v-to)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-11*