---
product_id: 456453136
title: "Motion Sensor Alarm, Indoor Home Security System Electric Doorbells"
brand: "bestoone"
price: "₨34564"
currency: LKR
in_stock: true
category: "Bestoone"
url: https://www.desertcart.lk/products/456453136-motion-sensor-alarm-indoor-home-security-system-electric-doorbells
store_origin: LK
region: Sri Lanka
---

# 38 customizable chimes 300 ft wireless range Battery-powered, wireless freedom Motion Sensor Alarm, Indoor Home Security System Electric Doorbells

**Brand:** bestoone
**Price:** ₨34564
**Availability:** ✅ In Stock

## Summary

> 🚨 Elevate your home security game with smart, stylish alerts that keep you connected and in control!

## Quick Answers

- **What is this?** Motion Sensor Alarm, Indoor Home Security System Electric Doorbells by bestoone
- **How much does it cost?** ₨34564 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/456453136-motion-sensor-alarm-indoor-home-security-system-electric-doorbells)

## Best For

- bestoone enthusiasts

## Why This Product

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

## Key Features

- • **Customizable Alerts:** Choose from 38 unique chimes and 3 volume levels, including silent LED mode for discreet notifications.
- • **Versatile Security Use:** Perfect for doors, windows, garages, and even elder or child care—your all-in-one home guardian.
- • **Extended Wireless Reach:** Seamlessly secure your entire home with a 300-foot signal range—no dead zones, just peace of mind.
- • **Complete Installation Kit:** Includes 4 motion detectors, 2 alarms, and mounting hardware—easy setup, instant protection.
- • **Smart False Alarm Prevention:** Optimized sensor placement reduces false alarms, keeping your alerts meaningful and stress-free.

## Overview

The BESTOONE Motion Sensor Alarm system offers a robust 300-foot wireless range with 4 motion detectors and 2 alarms. Featuring 38 selectable chimes and adjustable volume levels—including a silent LED mode—this battery-powered system provides versatile, customizable security for multiple home applications. Designed to minimize false alarms and easy to install with included hardware, it’s the smart choice for proactive home protection.

## Description

Buy Motion Sensor Alarm, Indoor Home Security System Electric Doorbells | 4 Motion Detector and 2 Alarm, 300 Foot Wireless Range, 38 Chime Tunes, Mute Mode, LED Indicator, Reset Different Ringtones: Home Security Systems - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- 【 Long-range Wireless】The longest distance the signal from the motion sensor can be transmitted to the receiver is 300 feet, and the motion detector infrared detection distance is about 20 feet. Convenient for you to install in various locations of your house to give your family security.
- 【Wide Use】This motion detection alarm system can be used as a doorbell, garage alarm, intruder warning, burglar warning, wildlife warning, child elderly care alarm, etc. It can be installed at the front door, window frame, driveway, walkway, and anywhere in your home where you want an early warning.
- 【3 volume and 38 bells】The alarm have two alarm signals: LED light and bell. There are 38 ringtones to choose from and three levels of volume, medium, high and low, if you want quiet, you can choose the silent mode, only LED warning, no sudden sound to scare your family.
- 【Avoid false alarms】 - Do not place the detector where the wind will make it active. For optimal performance, try to keep the detection range of the motion detector free of obstructions, such as trees. This motion detector is not waterproof, so please avoid the rain for installation.
- 【You can get】4pcs motion detector (need AAA battery,not included), 2pcs alarm, 4 sets of mounting screws. Professional after-sales guarantee: from the day you receive the motion sensor alarm, you will enjoy our professional return guarantee.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B2W3JP12 |
| Battery Description | 3 AAA batteries |
| Best Sellers Rank | #12,729 in Electronics ( See Top 100 in Electronics ) #48 in Motion Detectors (Electronics) |
| Brand | BESTOONE |
| Built-In Media | Detector |
| Color | White |
| Compatible Devices | Security Systems, Smart Home Hubs |
| Customer Reviews | 4.2 4.2 out of 5 stars (517) |
| Item Type Name | FALSE |
| Item Weight | 13.4 ounces |
| Manufacturer | BESTOONE |
| Maximum Range | 2 meters, 20 feet, 20 meters |
| Mfr Part Number | MSA-42 |
| Model Number | MSA-42 |
| Mounting Type | Wall Mount |
| Number of Items | 1 |
| Operating Temperature | 30 °C |
| Power Source | Battery Powered |
| Temperature Range | 3E+1 °C |
| UPC | 768494423995 |

## Product Details

- **Brand:** BESTOONE
- **Color:** White
- **Item Weight:** 13.4 ounces
- **Maximum Range:** 2 meters, 20 feet, 20 meters
- **Power Source:** Battery Powered

## Images

![Motion Sensor Alarm, Indoor Home Security System Electric Doorbells - Image 1](https://m.media-amazon.com/images/I/61OI8ZF9rLL.jpg)

## Available Options

This product comes in different **Set** options.

## Questions & Answers

**Q: Can I add in 2 more detectors?**
A: I think you have to make sure that they transmit the same frequencies as the original 4 that you have. Otherwise forget about it

**Q: If there is no usb port then why does the picture list a usb port?**
A: There is a usb power port

**Q: Why does the picture show a usb port on the sensor?**
A: There is no USB port.

**Q: Could this work for a horseshoe foul line?**
A: No

## Frequently Bought Together

- BESTOONE Motion Sensor Alarm, Long Range Wireless Driveway Alarm, Indoor Home Security System Electric Doorbells, 4 Motion Detector and 2 Alarm, 38 Chime Tunes, LED Indicator
- Amazon Basics AAA Alkaline High-Performance Batteries, 1.5 Volt, 10-Year Shelf Life, 36 Count (Pack of 1)
- Shaogax 328ft Range Wireless Driveway Alarm Outside Weather Resistant Motion Sensor Alarm Security Alert-Protect Outdoor/Indoor Property-2 Receiver and 3 PIR Motion Detector-38 Chimes

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**Shop now:** [https://www.desertcart.lk/products/456453136-motion-sensor-alarm-indoor-home-security-system-electric-doorbells](https://www.desertcart.lk/products/456453136-motion-sensor-alarm-indoor-home-security-system-electric-doorbells)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-09-20*