---
product_id: 273440029
title: "eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices"
brand: "eufy security"
price: "$532152"
currency: COP
in_stock: false
url: https://www.desertcart.co/products/273440029-eufy-security-entry-sensor-detects-opened-and-closed-doors-windows
store_origin: CO
region: Colombia
---

# 2-Year Battery Life 100dB Siren Alert Easy Installation eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices

**Brand:** eufy security
**Price:** $532152
**Availability:** ❌ Out of Stock

## Summary

> 🔒 Secure Your Space, Elevate Your Peace of Mind!

## Quick Answers

- **What is this?** eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices by eufy security
- **How much does it cost?** $532152 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/273440029-eufy-security-entry-sensor-detects-opened-and-closed-doors-windows)

## Best For

- eufy security enthusiasts

## Why This Product

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

## Key Features

- • **Power That Lasts!:** Enjoy 800 days of uninterrupted monitoring with a single battery.
- • **Hassle-Free Setup!:** Install in minutes with simple peel-and-stick or screw options.
- • **Stay Alert, Stay Safe!:** Receive instant notifications on your smartphone for any unauthorized access.
- • **Siren That Commands Attention!:** Trigger a powerful 100-decibel siren to deter intruders.
- • **Versatile Design for Every Home!:** Easily fits on any door or window frame for seamless security.

## Overview

The eufy Security Entry Sensor is a compact and versatile device designed to monitor doors and windows. It features a 2-year battery life, a powerful 100-decibel siren for alerts, and easy installation, making it an essential addition to your home security system.

## Description

eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices : desertcart.ae: Tools & Home Improvement

## Features

- 2-year Battery Life: One battery provides 800 days of monitoring.
- For Doors And Windows: Compact and versatile design fits onto any door or window frame. Requires eufy Security HomeBase.
- 100-decibel Siren: Enable or disable siren protection, which triggers a 100-decibel siren on HomeBase, and sends an alert to your smartphone when forced entry is detected.
- Easy Installation: Just peel off the mounting tape and stick or screw the sensor onto the door or window you want to monitor.
- What You Get: Entry Sensor, CR123A Battery, Magnet, 3 x Mounting Screws, welcome guide, 12-month stress-free warranty, and friendly customer service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Battery Description | Lithium |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Voltage | 3 Volts (DC) |
| Control Method | App |
| Noise Level | 100 dB |
| Mounting Type | Door Mount |
| Sensor Technology | Contact Sensor |
| UPC | 848061046427 |
| Manufacturer | Anker |
| Part Number | AK-T89003D3 |
| Item Weight | 2.4 ounces |
| Product Dimensions | 2.91 x 1.1 x 0.87 inches |
| Item model number | AK-T89003D3 |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Size | Entry sensor |
| Item Package Quantity | 1 |
| Included Components | Entry Sensor |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium |
| Description Pile | Lithium |

## Product Details

- **Brand:** eufy Security
- **Colour:** White
- **Compatible devices:** Smartphone
- **Power source:** Battery Powered
- **Product dimensions:** 7.4L x 2.8W x 2.2H centimeters

## Images

![eufy Security Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Requires eufy Security HomeBase, Links with HomeBase-Connected Devices - Image 1](https://m.media-amazon.com/images/I/41pGsXxhB2L.jpg)

## Questions & Answers

**Q: How many entry sensor can be connected to home base?**
A: In theory, one Homebase 2 can add at most 16 sensors. The actual quantity will vary depending on a number of factors such as the installation place, the Internet connection, and the location of the router.

**Q: It ring when the door is open**
A: You will get notified on your mobile , you can put settings to away when leaving the house and the alarm will go on when somebody opens the door

**Q: Does it work with Alexa**
A: Yes, it is compatible with Alexa.

**Q: Where can i buy a separate homebase unit? I do not require cameras just door security sensors**
A: It’s cheaper buy a base with two cameras you might use them one day

## Frequently Bought Together

- eufy Security, Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Indoor-use Only, Requires HomeBase S280 or HomeBase S380
- eufy Security Home Alarm System Motion Sensor, 100° Coverage, 30 ft Detection Range, 2-Year Battery Life, Adjustable Sensitivity (HomeBase Required)
- eufy Security Siren, 105 dB Wireless Alarm, IP65 Weatherproof, Remote Alerts, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control, Easy to Install

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---

*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-02-20*