---
product_id: 634677862
title: "QolsysDW Mini-S (2-Pack) Wireless Contact Sensor for Windows & Doors - S-Line Encrypted 319.5 MHz - Window Alarm Sensor for Smart Home - Create Personalized Notifications & Rules"
price: "Bs.5152"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/634677862-qolsysdw-mini-s-2-pack-wireless-contact-sensor-for-windows
store_origin: BO
region: Bolivia
---

# QolsysDW Mini-S (2-Pack) Wireless Contact Sensor for Windows & Doors - S-Line Encrypted 319.5 MHz - Window Alarm Sensor for Smart Home - Create Personalized Notifications & Rules

**Price:** Bs.5152
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** QolsysDW Mini-S (2-Pack) Wireless Contact Sensor for Windows & Doors - S-Line Encrypted 319.5 MHz - Window Alarm Sensor for Smart Home - Create Personalized Notifications & Rules
- **How much does it cost?** Bs.5152 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/634677862-qolsysdw-mini-s-2-pack-wireless-contact-sensor-for-windows)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

QolsysDW Mini-S (2-Pack) Wireless Contact Sensor for Windows & Doors - S-Line Encrypted 319.5 MHz - Window Alarm Sensor for Smart Home - Create Personalized Notifications & Rules

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Qolsys |
| Item Weight | 2.39 ounces |
| Product Dimensions | 2.12 x 0.87 x 0.62 inches |
| Item model number | QS1135-840 |
| Color | White |
| Power Source | Battery Powered |
| Voltage | 3 Volts |
| Installation Method | Self-Adhesive |
| Coverage | 600 ft Open Air |
| Usage | Outside; Professional, Inside; Amateur, Inside; Professional, Outside; Amateur |
| Included Components | (2) 3V Lithium Batteries |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Qolsys
- **Item dimensions L x W x H:** 2.12 x 0.87 x 0.62 inches
- **Item Weight:** 0.07 Kilograms
- **Style:** Modern
- **Maximum Supply Voltage:** 3 Volts

## Images

![QolsysDW Mini-S (2-Pack) Wireless Contact Sensor for Windows & Doors - S-Line Encrypted 319.5 MHz - Window Alarm Sensor for Smart Home - Create Personalized Notifications & Rules - Image 1](https://m.media-amazon.com/images/I/41Xe4AVCNfL.jpg)

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**Shop now:** [https://www.desertcart.bo/products/634677862-qolsysdw-mini-s-2-pack-wireless-contact-sensor-for-windows](https://www.desertcart.bo/products/634677862-qolsysdw-mini-s-2-pack-wireless-contact-sensor-for-windows)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-02-26*