--- product_id: 809423018 title: "Motion Sensor Alarm QS-SA01-9V/DC" brand: "quick sense" price: "S$44" currency: SGD in_stock: true reviews_count: 1 category: "Quick Sense" url: https://www.desertcart.sg/products/809423018-motion-sensor-alarm-qs-sa01-9v-dc store_origin: SG region: Singapore --- # Loud alarm sound for instant alert 9V DC power for reliable performance Dual-function as door stopper & alarm Motion Sensor Alarm QS-SA01-9V/DC **Brand:** quick sense **Price:** S$44 **Availability:** ✅ In Stock ## Summary > 🚨 Secure your space, wherever you go—because peace of mind can’t wait! ## Quick Answers - **What is this?** Motion Sensor Alarm QS-SA01-9V/DC by quick sense - **How much does it cost?** S$44 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/809423018-motion-sensor-alarm-qs-sa01-9v-dc) ## Best For - quick sense enthusiasts ## Why This Product - Trusted quick sense brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual-Function Design:** Acts as both a door stopper and an intruder alarm for double protection. - • **Plug & Play Security:** No installation needed—just place and protect instantly. - • **Instant Intruder Alert:** Triggers a loud alarm the moment the door is tampered with—deterring threats fast. - • **Portable & Travel-Ready:** Compact and lightweight, perfect for home, office, or on-the-go safety. - • **Battery-Powered Reliability:** Operates on 9V DC for consistent, long-lasting security without wiring hassles. ## Overview The Quick Sense Motion Sensor Alarm QS-SA01-9V/DC is a compact, battery-powered security device designed to protect your home or travel space. Featuring a dual-function design, it works as both a door stopper and a loud alarm that activates upon unauthorized door movement. Easy to use with no installation required, it offers reliable, portable protection powered by a 9V DC source, making it ideal for homes, offices, and travelers seeking quick, effective security. ## Description Quick Sense Motion Sensor Anti-Theft Alarm Is A Simple Plug And Play Security Alarm System. It Is Two Aaa Battery-Operated Alarm System Works On Magnetic Touch. This Alarm Produces A Very Loud Alarm Sound That Will Ideally Protect Against An Unwanted Intruder Or Facilitate The Work Of A Guard. Alarm System Is A Portable And Economical Device For Multipurpose Use. Working Principle: It Starts Producing Sound When A Small Part Detaches From The Main Unit And Stop Alarming When Reattached To Each Other. The Module Has An On-Off Switch To Make It Function Whenever Required. This Security System Can Be Easily Installed And No Wiring Is Required And Hence Can’T Be Stopped Easily By An Unknown Person When Started. Review: Defective product ## Features - This Motion Sensor is Ideal guardian against the unwanted intruder whether you are in or out, keep yourself and your property safe and security.Suitable Battery; 2AAA - [Dual Function]: Can be used as a door stop alarm and door stopper, Its high damping rubber bearing can prevent the door sliding and prevent the bad guys into. A protector around you. Can be used in home and travel. - [Easy to Use]: NO installation required, Simply place the alarm behind any door (home, hotel, etc). very convenient to take with you when travel or stay indoor alone. A really must have around you. - Ideal for house, garage, warehouse, camping, caravan, truck, office space, apartment etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CCRPGYD9 | | ASIN | B0CCRPGYD9 | | Brand | Quick Sense | | Built-In Media | Sensor Alarm | | Color | White | | Customer Reviews | 3.5 3.5 out of 5 stars (3) | | Customer reviews | 3.5 3.5 out of 5 stars (3) | | Date First Available | 6 January 2025 | | Item Dimensions D x W x H | 7D x 5W x 7H centimeters | | Item Type Name | Motion sensor Alarm | | Item Weight | 200 Grams | | Item model number | QS-SA01-N | | Manufacturer | Quick Sense | | Manufacturer | Quick Sense | | Mfr Part Number | QS-SA01-N | | Model Number | QS-SA01-N | | Power Source | Battery Powered | | Product Dimensions | 7 x 5 x 7 cm; 200 g | | Unit Count | 1.00 Count | ## Product Details - **Brand:** Quick Sense - **Colour:** White - **Item weight:** 200 Grams - **Power source:** Battery Powered - **Product dimensions:** 7D x 5W x 7H centimeters ## Images ![Motion Sensor Alarm QS-SA01-9V/DC - Image 1](https://m.media-amazon.com/images/I/51kziJd+MGL.jpg) ## Customer Reviews ### ⭐ Review *by D***K on 22 January 2026* Defective product ## Frequently Bought Together - Quick Sense Motion Sensor Alarm QS-SA01-9V/DC - Quick Sense Mini PIR Motion Sensor Light Switch, Smart Infrared Induction Detector with Adjustable Time Delay, Auto On/Off for LED, Exhaust Fans & More – 110-220V (4-Pack) --- ## 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.sg/products/809423018-motion-sensor-alarm-qs-sa01-9v-dc](https://www.desertcart.sg/products/809423018-motion-sensor-alarm-qs-sa01-9v-dc) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-05-31*