---
product_id: 165390952
title: "Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors"
brand: "safety technology intl"
price: "HK$1159"
currency: HKD
in_stock: false
url: https://www.desertcart.hk/products/165390952-safety-technology-international-inc-sti-6400-exit-stopper-multifunction-door
store_origin: HK
region: Hong Kong
---

# Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors

**Brand:** safety technology intl
**Price:** HK$1159
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors by safety technology intl
- **How much does it cost?** HK$1159 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/165390952-safety-technology-international-inc-sti-6400-exit-stopper-multifunction-door)

## Best For

- safety technology intl enthusiasts

## Why This Product

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

## Description

Buy Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors: Smoke Detectors & Fire Alarms - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07YCT291Q |
| Brand Name | Safety Technology Intl |
| Control Method | App, Touch |
| Customer Reviews | 4.5 4.5 out of 5 stars (4) |
| Date First Available | September 25, 2019 |
| Manufacturer | SafetyTechnologyIntl1231 |
| Mounting Type | Door Mount |
| Noise Level | 105 Decibels |
| Sensor Technology | Contact Sensor |
| UPC | 780509936795 |

## Product Details

- **Battery Description:** Alkaline
- **Brand:** Safety Technology Intl
- **Color:** red
- **Power Source:** Battery Powered, dc
- **Voltage:** 9 Volts

## Images

![Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors - Image 1](https://m.media-amazon.com/images/I/41yNyPMHjbL.jpg)
![Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors - Image 2](https://m.media-amazon.com/images/I/61JhBj-cRXL.jpg)

## Frequently Bought Together

- Safety Technology International, Inc. STI-6400 Exit Stopper Multifunction Door Alarm, Helps Prevent Unauthorized Exits or Entries Through Emergency Doors
- (2 Pack) Emergency Exit Only Sign, Self Adhesive 7 X 10inches 4 Mil Sleek Vinyl Decal Stickers Weather Resistant Long Lasting UV Protected and Waterproof Made in USA by Sigo Signs
- Safety Technology International, Inc. STI-6402 105 dB Exit Stopper® Multifunction Door Alarm for Double Doors with on/off Switch and 9 Volt Battery

---

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**Shop now:** [https://www.desertcart.hk/products/165390952-safety-technology-international-inc-sti-6400-exit-stopper-multifunction-door](https://www.desertcart.hk/products/165390952-safety-technology-international-inc-sti-6400-exit-stopper-multifunction-door)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-08*