---
title: "Motion Sensor Alarm — $136K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/motion-sensor-alarm"
last_updated: "2026-08-06T17:38:06.001Z"
locale: en
meta:
description: "Niche score 56/100 · $136K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 56/100 · $136K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Motion Sensor Alarm — $136K/yr Amazon US Niche (2026) - Flapen"
---
# **motion sensor alarm**
**Worth a look**
Shows a sweet-spot price point ($30.94 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 30Growth 47Conversion 28Competition 79Returns 43Price range 90Avg price 95Brand share 69Review moat 38Quality gap 79
**Avg price**
**Incredible****$30.94**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.86–$97.85**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Great****36%**
top-5 click share — an open shelf
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****64%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+17.7%**
90-day search growth — must beat 0% to launch
**Returns**
**Okay****3.6%**
return rate — above 5% kills the launch gate
**Review moat**
**Okay****2,744.62**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$136K**
$136K/yr · 194K searches
**Conversion**
**Okay****2.3%**
search→purchase rate — share of searches ending in a sale
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, motion sensor alarm is a $136K/yr Amazon United States market (194K searches/yr). The top 5 brands hold 64% of demand. Verdict: Worth a look — 56/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **motion sensor alarm market data**
- **Units sold / yr**
- **4K–5K**
- avg 0–100/product
- **Revenue / yr**
- **$124K–$155K**
- units × avg price
- **Conversion rate**
- **2.3%**
- **Avg BSR**
- **#45**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **96%**
- **Out of stock**
- **4.8%**
- **Avg brand age**
- **48 months**
- **Avg seller age**
- **174 days**
## **Competition & brand share**
Clicks spread well past the top 5 (36% combined) — an open shelf where new products get seen.
**Brands**
**24 **▼falling
**Sellers**
**39**
**Top-5 brand share**
**64%**
Top 20: 96%
**Top-5 click share**
**36%**
Top 20: 72%
**Open market**
**31%**
- COTINSE19% - HTZSAFE19% - 1byone11% - HULPPRE9% - ChunHee6% - AMHEY5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +17.7% search growth over the last 90 days.
10K6K seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/electronics/motion-sensor-alarm/trend)
## **Top motion sensor alarm search terms**
- **motion sensor alarm outdoor**34K/yr+15.9%1.9% conv. - **outdoor motion sensor alarm**20K/yr+54.6%1.6% conv. - **motion alarm outdoor**22K/yr+31.0%1.9% conv. - **motion sensor alarm indoor**23K/yr-3.1%1.6% conv. - **motion alarm indoor**12K/yr-6.3%2.1% conv. - **proximity alarm**11K/yr-4.5%0.7% conv. - **motion alarm with siren**8K/yr+28.3%0.9% conv. - **alarm sensor**9K/yr-1.8%0.7% conv. - **motion activated alarm**7K/yr+49.4%1.7% conv. - **outdoor alarm motion sensor**6K/yr+7.5%1.7% conv. [**All search terms **](https://flapen.com/research/us/electronics/motion-sensor-alarm/search-terms)
## **Top motion sensor alarm products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$5K8%$11K12%$16K16%$22K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Driveway Alarm- 1/2 Mile Long Range Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor&Detector-DIY Security Alert-Monitor&Protect Outdoor/Indoor Property - 1 Receiver and 2 Sensors**HTZSAFE**$40.29**4.4★20,029 rev](https://www.amazon.com/dp/B08NYH9JL4) [2**Wireless Motion Sensor LED Light - Motion Detector Alarm Chimes Door Sensor with 500 FT Range Security Alert Monitor System for Home Business Store Office School**COTINSE**$21.47**4.3★1,409 rev](https://www.amazon.com/dp/B0BDRVL8YH) [3**Driveway Alarm Wireless Outside 1 BY ONE Motion Sensor Alarm 1000ft/300m Range Extra Loud Chimes Security Alarm System with 1 Receiver 2 Weatherproof Infrared Sensors Protect Indoor/Outdoor Property**1byone**$25.72**4.2★4,020 rev](https://www.amazon.com/dp/B07Q2Y1BTQ) [4**1byone Driveway Alarm Home Security Alert System with 36 Melodies 1 Plug-in Receiver and 2 Weatherproof PIR Motion Detector 1000ft Wireless Transmission Range and 24ft PIR Detection Range**1byone**$23.85**4.2★5,095 rev](https://www.amazon.com/dp/B07YFT27K9) [5**Solar Motion Sensor Alarm Outdoor Red & Blue LED Strobe Light with 130dB Dual Speakers 13 Loud Sounds Dog Barking & Siren Continuous Loop Playback 4 Working Modes for Home Villa Farm Barn**COTINSE**$25.89**4.0★164 rev](https://www.amazon.com/dp/B0GKFKTR63)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**HULPPRE Solar Outdoor Motion Sensor Alarm-Dog Barking and Gunshot Sound Support Recording Adjust Volume 130db Loud Noise Maker 3 Work Modes Strobe Light with USB Say Goodbye to The Intruders**HULPPRE**$25.52**44 rev6mo ago](https://www.amazon.com/dp/B0GFN87ZBM) [**HULPPRE Solar Outdoor Motion Sensor Alarm-13 Sounds Including Dog Barking&Gunshot 130db Loud Noise Maker 4 Modes Motion Activated Strobe Light Say Goodbye to the intruders**HULPPRE**$22.57**49 rev8mo ago](https://www.amazon.com/dp/B0FY25D92C) [**Portable Outdoor Perimeter Alarm System- 1/4 Mile Waterproof Wireless Motion Sensor&Detector- Personal Security for Wildlife&Stranger Alert(Camping Hiking Hunting Fishing) (1 Receiver+4 Sensors)**HTZSAFE**$71.42**40 rev9mo ago](https://www.amazon.com/dp/B0FXGJRD2K) [**Solar Motion Sensor Alarm Outdoor Red & Blue LED Strobe Light with 130dB Dual Speakers 13 Loud Sounds Dog Barking & Siren Continuous Loop Playback 4 Working Modes for Home Villa Farm Barn**COTINSE**$25.89**164 rev9mo ago](https://www.amazon.com/dp/B0GKFKTR63) [**Solar Outdoor Motion Sensor Alarm 130dB Dog Barking & Gunshot Sound 13 Looping Sounds to Prevent Habituation 4 Work Modes IP55 Weatherproof Alarm for Home Villa Yard Chicken Coop**COTINSE**$25.50**469 rev9mo ago](https://www.amazon.com/dp/B0GS913Y92)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**HULPPRE Solar Outdoor Motion Sensor Alarm-Dog Barking and Gunshot Sound Support Recording Adjust Volume 130db Loud Noise Maker 3 Work Modes Strobe Light with USB Say Goodbye to The Intruders**HULPPRE**$25.52**4.3★**▲ 236%**](https://www.amazon.com/dp/B0GFN87ZBM) [**Solar Motion Sensor Alarm Outdoor Red & Blue LED Strobe Light with 130dB Dual Speakers 13 Loud Sounds Dog Barking & Siren Continuous Loop Playback 4 Working Modes for Home Villa Farm Barn**COTINSE**$25.89**4.0★**▲ 234%**](https://www.amazon.com/dp/B0GKFKTR63) [**Solar Outdoor Motion Sensor Alarm 130dB Dog Barking & Gunshot Sound 13 Looping Sounds to Prevent Habituation 4 Work Modes IP55 Weatherproof Alarm for Home Villa Yard Chicken Coop**COTINSE**$25.50**4.5★**▲ 230%**](https://www.amazon.com/dp/B0GS913Y92) [**Portable Outdoor Perimeter Alarm System- 1/4 Mile Waterproof Wireless Motion Sensor&Detector- Personal Security for Wildlife&Stranger Alert(Camping Hiking Hunting Fishing) (1 Receiver+4 Sensors)**HTZSAFE**$71.42**4.2★**▲ 225%**](https://www.amazon.com/dp/B0FXGJRD2K) [**TECKNET 125dB Loud Indoor Motion Sensor Alarm with 328ft Remote Control (40ft PIR Detector Batteries) Wireless Infrared Motion Sensor Security Motion Detector with Siren for Home Garage Van**TECKNET**$23.28**4.3★**▲ 63%**](https://www.amazon.com/dp/B0FLXV3M4K)
**~~View all trending →~~**
## **What buyers say about motion sensor alarm**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**11%
*“As Advertised”*
**Value For Money**10%
*“Best for the money”*
**Quality-Overall**9%
*“the build quality feels solid”*
**Efficiency**8%
*“Works great and effective”*
**Assembly/Installation**8%
*“installation takes only minutes”*
**Alarm/Timer Accuracy**5%
*“Good alarm”*
**Motion Detection**4%
*“Great motion sensor”*
**Noise Level**4%
*“can be quiet to warn I like it”*
**Ease Of Use**4%
*“Ease of use”*
**Battery Life**3%
*“Battery life is great”*
### **What buyers complain about **
**Noise Level**19%
*“Very loud”*
**Functionality-Overall**11%
*“Doesn't work as intended”*
**Durability**9%
*“Doesn't last”*
**Quality-Overall**6%
*“not good quality control”*
**Instructions/User Manual/Troubleshooting**4%
*“Bad instructions”*
**Battery Life**4%
*“Horrible battery life”*
**Ease Of Use**3%
*“Hard to set”*
**Charging**3%
*“Doesnt charge”*
**Value For Money**3%
*“Not worth the money”*
**Assembly/Installation**2%
*“Also, setting this up is a pain:”*
### **Top return reasons **
**Alarm/Timer Accuracy**22%
**Functionality-Overall**18%
**Advertised Vs Actual Product**7%
**Noise Level**6%
**Defective Material/Parts**5%
**Range**5%
**Charging**4%
**Size-Overall**4%
**Value For Money**2%
**Wrist Fit**2%
## **Common questions**
- **Is motion sensor alarm profitable to sell on Amazon United States?**
- The niche generates $136K/yr across 47 tracked products. 12 of 13 products launched in the last 360 days are still selling. 90-day search growth is +17.7%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the motion sensor alarm niche?**
- 24 brands and 39 sellers compete. The top 5 products take 36% of clicks and top 5 brands hold 64% of demand.
- **What do buyers complain about in motion sensor alarm?**
- Top complaints mined from reviews: Noise Level, Functionality-Overall, Durability. The return rate is 3.6%.
- **When does demand for motion sensor alarm peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the motion sensor alarm niche?**
- Listings span $9.86–$97.85; the average listing price is $30.94 (sweet spot $15–$100). The average incumbent carries 2,745 reviews — the moat a new listing must climb.
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