---
product_id: 205624227
title: "Lenink AC Power Supply Adapter for AAA Battery,Replace 3 AAA Battery,Black"
brand: "lenink"
price: "¥5695"
currency: JPY
in_stock: true
reviews_count: 13
category: "Lenink"
url: https://www.desertcart.jp/products/205624227-lenink-ac-power-supply-adapter-for-aaa-battery-replace-3
store_origin: JP
region: Japan
---

# Supports <1 Amp low-medium current Replaces 3 AAA batteries Overcharge & short circuit protection Lenink AC Power Supply Adapter for AAA Battery,Replace 3 AAA Battery,Black

**Brand:** lenink
**Price:** ¥5695
**Availability:** ✅ In Stock

## Summary

> 🔌 Power up smarter, not harder!

## Quick Answers

- **What is this?** Lenink AC Power Supply Adapter for AAA Battery,Replace 3 AAA Battery,Black by lenink
- **How much does it cost?** ¥5695 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/205624227-lenink-ac-power-supply-adapter-for-aaa-battery-replace-3)

## Best For

- lenink enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Sound Charging:** Built-in overcharge, short circuit, and overcurrent protections for worry-free use.
- • **Plug & Play Simplicity:** Effortless installation with clear polarity markings—no tech skills required.
- • **Eco-Chic Energy Upgrade:** Cut down on disposable batteries and join the sustainable power movement.
- • **Sleek, Slim, and Stable:** Ultra-thin cable design keeps your device perfectly balanced without bulging battery covers.
- • **Endless Power, Zero Hassle:** Say goodbye to constantly swapping AAA batteries and save time & money.

## Overview

The Lenink AC Power Supply Adapter replaces 3 AAA batteries with a safe, slim, and efficient wired power solution designed for devices drawing less than 1 Amp. Featuring overcharge and short circuit protection, it eliminates frequent battery replacements, reduces waste, and ensures stable device operation with a near-flush fit inside battery compartments.

## Description

Buy Lenink AC Power Supply Adapter for AAA Battery,Replace 3 AAA Battery,Black: Battery Chargers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: I own several of these...they're AWESOME!! - I've been using these units for several years now and literally have no complaints. I've purchased more than ten of both AA and AAA battery varieties...and all but one worked perfectly (one didn't work on arrival due to a bent/broken cord, but they were helpful in replacing it). They're extremely simple to use, they're made very well overall, and they provide even, adequate power. I've successfully used these with a multitude of different device types, all with varying battery compartment configurations. With that said, I've never encountered a device with with these didn't work as advertised. I just couldn't be happier. Buy with confidence!
Review: ⭐⭐⭐⭐⭐ Game-Changer for Battery-Powered Devices! - Game-Changer for Battery-Powered Devices! This battery replacement system is a brilliant solution for cutting down on disposable batteries! It works flawlessly—I tested it on my small waterproof LED light, and despite the ultra-thin cable, the battery compartment almost fully closed (99.9%!). While I won’t be submerging it in water, I love that it powers my device seamlessly. I only wish I had a Game Boy to relive some classic gaming sessions because this setup would let me play for hours without worrying about dead batteries. The dummy batteries fit perfectly, and my item powered on instantly. It’s a fantastic way to save money and reduce waste, especially since traditional batteries aren’t as common as they used to be. All in all, I’m thrilled with this purchase! desertcart, keep the eco-friendly innovations coming—I’d love to try more sustainable solutions like this! 🌿♻️

## Features

- No Need To Change Battery Frequently: With this AAA battery adapter,you don't need to buy a lot of replacement batteries when the batteries run out,saving you more time and money.
- Premium Quality and Safe Charging: AAA battery power supply adapter is made of high quality materials with overcharge protection,short circuit protection and overcurrent protection. (Note:Do not attempt to charge the AAA dummy batteries with a battery charger,otherwise it will cause a short circuit.)
- Unique Design:The thin flat cable coming out of the battery can easily run around the battery compartment cover and be located under the electronic device,effectively solving the problem of the device tilting or standing unstable.
- Easy to Use: Put the adapter correctly into the battery case according to the positive and negative poles.Compatible with most low-medium current applications <1 Amp,can be used to eliminate AAA batteries in electronic devices using 3 AAA batteries
- In the Box: 1 *power adapter, 3*battery.Unable to power electronic equipment by itself, it needs to be used with the AC to DC wall power adapter. Patent applied.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0874HWL2L |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,009) |
| Date First Available | April 14, 2020 |
| Item Weight | 3.52 ounces |
| Item model number | K0052A0 |
| Manufacturer | Lenink |
| Product Dimensions | 4.72 x 2.75 x 1.96 inches |

## Product Details

- **Amperage:** 1 Amps
- **Brand:** Lenink
- **Color:** Black
- **Compatible Devices:** adapter
- **Compatible Phone Models:** Nokia 3310, Motorola RAZR V3, Sony Ericsson W810i
- **Connector Type:** barrel connector
- **Included Components:** power adapter, 3 batteries
- **Input Voltage:** 120 Volts
- **Special Feature:** Short Circuit Protection
- **Wattage:** 10 watts

## Images

![Lenink AC Power Supply Adapter for AAA Battery,Replace 3 AAA Battery,Black - Image 1](https://m.media-amazon.com/images/I/51Aio7XXCFL.jpg)

## Questions & Answers

**Q: Why this item can't work for my device?**
A: The output of this item is 4.5V1A. Please note that it can only work on low current devices less than 1 ampere. If your device requires a current greater than 1 ampere, this product will not be able to work on your device.

**Q: Can this item work outside?**
A: Generally, outdoor use is not recommended because the item needs to avoid water and strong sunlight.

## Customer Reviews

### ⭐⭐⭐⭐⭐ I own several of these...they're AWESOME!!
*by F***H on January 19, 2026*

I've been using these units for several years now and literally have no complaints. I've purchased more than ten of both AA and AAA battery varieties...and all but one worked perfectly (one didn't work on arrival due to a bent/broken cord, but they were helpful in replacing it). They're extremely simple to use, they're made very well overall, and they provide even, adequate power. I've successfully used these with a multitude of different device types, all with varying battery compartment configurations. With that said, I've never encountered a device with with these didn't work as advertised. I just couldn't be happier. Buy with confidence!

### ⭐⭐⭐⭐⭐ ⭐⭐⭐⭐⭐ Game-Changer for Battery-Powered Devices!
*by K***D on March 10, 2025*

Game-Changer for Battery-Powered Devices! This battery replacement system is a brilliant solution for cutting down on disposable batteries! It works flawlessly—I tested it on my small waterproof LED light, and despite the ultra-thin cable, the battery compartment almost fully closed (99.9%!). While I won’t be submerging it in water, I love that it powers my device seamlessly. I only wish I had a Game Boy to relive some classic gaming sessions because this setup would let me play for hours without worrying about dead batteries. The dummy batteries fit perfectly, and my item powered on instantly. It’s a fantastic way to save money and reduce waste, especially since traditional batteries aren’t as common as they used to be. All in all, I’m thrilled with this purchase! Amazon, keep the eco-friendly innovations coming—I’d love to try more sustainable solutions like this! 🌿♻️

### ⭐⭐⭐⭐⭐ GREAT PRODUCT
*by L***K on January 18, 2026*

wife loves these and saves me money on batteries. works as intended. I have purchased a few of them already

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---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-20*