---
product_id: 399266709
title: "External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box"
brand: "homeyuer"
price: "₱1085"
currency: PHP
in_stock: true
reviews_count: 10
category: "Homeyuer"
url: https://www.desertcart.ph/products/399266709-external-power-supply-box-with-2-5mm-and-3-5mm
store_origin: PH
region: Philippines
---

# 6V backup power 2.5mm & 3.5mm jack compatibility uninterrupted safe access External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box

**Brand:** homeyuer
**Price:** ₱1085
**Availability:** ✅ In Stock

## Summary

> 🔐 Power your peace of mind — never get locked out again!

## Quick Answers

- **What is this?** External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box by homeyuer
- **How much does it cost?** ₱1085 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/399266709-external-power-supply-box-with-2-5mm-and-3-5mm)

## Best For

- homeyuer enthusiasts

## Why This Product

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

## Key Features

- • **Dual Jack Compatibility:** Supports both 2.5mm and 3.5mm female plug connectors for versatile use.
- • **Reliable 6V Backup Power:** Keep your safe accessible even when internal batteries fail.
- • **Dedicated Customer Support:** One-on-one assistance ensures hassle-free setup and troubleshooting.
- • **Compact & Lightweight Design:** Slim 8.75" x 2.5" x 0.75" form factor fits discreetly with minimal bulk.
- • **Universal Safe Compatibility:** Works seamlessly with various safes, gun safes, and key safes featuring female plug keypads.

## Overview

The HOMEYUER External Power Supply Box is a compact, 6V backup battery pack designed to keep your safe accessible during internal battery failures. Featuring dual 2.5mm and 3.5mm jack compatibility, it supports a wide range of safes with female plug keypads. Lightweight and easy to connect, it ensures uninterrupted access to your valuables, backed by responsive customer support and a 1-year warranty.

## Description

Buy HOMEYUER External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box: Safe Accessories - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Worth Every Penny! - This totally did the job and helped me open the safe.
Review: Awesome - It’s works awesome

## Features

- The external battery pack is suitable for all keypad with female plug connector.
- The battery pack will supply power to the module, allowing you to access the safe with your registered fingerprints or pass code to change the batteries.
- The external battery pack is for some safe box,gun safe,key safe with the female plug connector on keypad of safe box.
- In the event of battery failure, this External Battery Pack can be used to access the Safes by plugging it into the module on the safe.
- If you encounter any problems or difficulties, please contact us and we will provide one-on-one service to help you solve your problem.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09NN7VHSV |
| Best Sellers Rank | #96,428 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #151 in Safe Accessories |
| Brand | HOMEYUER |
| Brand Name | HOMEYUER |
| Color | gray |
| Customer Reviews | 4.7 out of 5 stars 190 Reviews |
| Global Trade Identification Number | 00765343661591 |
| Item Dimensions L x W x H | 8.75"L x 2.5"W x 0.75"H |
| Item Type Name | external battery pack |
| Item Weight | 0.02 Kilograms |
| Manufacturer | HOMEYUER |
| Manufacturer Part Number | HYR-EBP1 |
| Material | Plastic |
| Material Type | Plastic |
| Model Number | HYR-EBP1 |
| Number Of Pockets | 1 |
| Number of Compartments | 1 |
| Product Dimensions | 8.75"L x 2.5"W x 0.75"H |
| UPC | 765343661591 |
| Unit Count | 1 Count |
| Warranty Description | 1 YEAR |

## Product Details

- **Brand:** HOMEYUER
- **Color:** gray
- **Material:** Plastic
- **Number Of Pockets:** 1
- **Product Dimensions:** 8.75"L x 2.5"W x 0.75"H

## Images

![External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box - Image 1](https://m.media-amazon.com/images/I/512l-OjzYXL.jpg)
![External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box - Image 2](https://m.media-amazon.com/images/I/61hx8ZZTP3L.jpg)
![External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box - Image 3](https://m.media-amazon.com/images/I/61LxFhkRZEL.jpg)
![External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box - Image 4](https://m.media-amazon.com/images/I/617PHMUQKvL.jpg)
![External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box - Image 5](https://m.media-amazon.com/images/I/61KEMqfjICL.jpg)

## Questions & Answers

**Q: Will this work on sentrysafe H060ES?**
A: Size of the battery case was a match with my safe. Wiring was not, a couple changes and it worked great.

**Q: Anyone know the if the jack is 1.5mm or smaller?**
A: the jack only two kinds,one is 3mm,other is 1.5mm,you can used ruler to check the size.

**Q: Will this power a 2A4Life safe?**
A: yes

**Q: Will this battery backup work for an edge safe?**
A: It worked great to power up my Sentry Card Swipe safe.  Look in the owner’s manual (I found mine online) to see if/where the headphone-looking plug can fit in an edge safe.   All you need is to get the safe to have the power to open it, then you can change the inside batteries.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worth Every Penny!
*by M***N on May 3, 2026*

This totally did the job and helped me open the safe.

### ⭐⭐⭐⭐⭐ Awesome
*by P***D on May 20, 2026*

It’s works awesome

### ⭐⭐⭐⭐⭐ Good quality
*by S***L on November 16, 2025*

This item worked exactly as needed. We have a shelf that has a power supply like this however my husband miss placed it and the batteries in the shelf died. This worked perfectly to plug in and get the shelf to open without having to damage it,

## Frequently Bought Together

- HOMEYUER External Power Supply Box with 2.5mm and 3.5mm Jack for Some Safe Box with External Battery Supply Like BARSKA Safe, 4 AA Battery Holder with Wires, 6V Backup Power Source for The Safe Box
- HOMEYUER External Power Supply Box with six Kind Jacks and ON/Off Switch for Various DC Equipment,Like Some Kinds Safe Box,Electronic Cabinet Lock,Toys,LED Lighting and so on.Output DC 6V
- Barska External Battery Pack – Backup Power for Biometric Fingerprint Safes, Compatible Only with Select Barska Models, Access During Battery Failure

---

## 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.ph/products/399266709-external-power-supply-box-with-2-5mm-and-3-5mm](https://www.desertcart.ph/products/399266709-external-power-supply-box-with-2-5mm-and-3-5mm)

---

*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-08-13*