alarm lock
Skip itA small market ($29K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$25.55avg listing price — sweet spot $15–$100
Price range
Great$13.26–$47.00cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Great+71.2%90-day search growth — must beat 0% to launch
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Returns
Good2.6%return rate — above 5% kills the launch gate
Review moat
Good1,371.8avg incumbent reviews — the moat a new listing must climb
Conversion
Okay2.3%search→purchase rate — share of searches ending in a sale
Brand share
Okay89%top-5 brand share — brands hold most of the demand
Competition
Bad82%top-5 click share — a locked-up shelf
Market size
Bad$29K$29K/yr · 51K searches
According to Flapen's Amazon United States niche tracking, alarm lock is a $29K/yr Amazon United States market (51K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Jun–Jul–Sep. Verdict: Skip it — 46/100.
Data updated Jul 27, 2026 · scored weekly · How we score niches
alarm lock market data
- Units sold / yr
- 1K–1K
- avg 0–100/product
- Revenue / yr
- $26K–$32K
- units × avg price
- Conversion rate
- 2.3%
- Avg BSR
- #340
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 60%
- Out of stock
- 0.0%
- Avg brand age
- 49 months
- Avg seller age
- 162 days
Competition & brand share
The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.Brands
8 falling
Sellers
13
Top-5 brand share
89%
Top 20: 100%
Top-5 click share
82%
Top 20: 100%
Open market
6%
- Lianshi39%
- QWORK32%
- GreatYYT7%
- RUBY.Q6%
- Thunderbolt5%
- BLACKSTONE5%
- Open — no brand owns it (2 brands, 6%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +71.2% search growth over the last 90 days.Peak months: Jun, Jul, Sep · busiest ÷ quietest = 1.9×
Top alarm lock search terms
- candado con alarma22K/yr
- alarm lock11K/yr
- candados con alarma6K/yr
- candado con alarma para casa5K/yr
- alarm padlock4K/yr
- lock with alarm3K/yr
Top alarm lock 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.
All 10 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
LianShi Alarm Lock 110dba Universal Security Alarm Lock System Anti-Theft for Door Motor Bicycle Padlock with 3 Keys (2PCS)
Lianshi$23.334.5★479 rev
QWORK Alarm Lock 110 dB Anti-Theft Security Padlock 2 Pack Door Motorcycle Bicycle Padlock Universal Security Siren Alarm Lock with 3 Keys (Black)
QWORK$17.803.8★261 rev
QWORK Alarm Lock 110 Db Universal Security Alarm Lock System Burglar Door Motor Bike Padlock with 6 Keys (Black) 2 Pack
QWORK$17.963.8★50 rev
Alarm Padlock - Anti-Theft Heavy Duty Security Alarm Lock - 120db Alarm Sound - Weather Proof for Door Storehouse Truck with 4 Keys (10mm) Bronze
GreatYYT$39.254.4★180 rev
Alarm Disc Lock 110 dB 7mm Pin 5ft Reminder Cable with Carry Pouch
RUBY.Q$13.264.6★1,006 rev
Newest
by launch dateQWORK Alarm Lock 110 Db Universal Security Alarm Lock System Burglar Door Motor Bike Padlock with 6 Keys (Black) 2 Pack
QWORK$17.9650 rev
LianShi Alarm Lock 110dba Universal Security Alarm Lock System Anti-Theft for Door Motor Bicycle Padlock with 3 Keys (2PCS)
Lianshi$23.33479 rev
QWORK Alarm Lock 110 dB Anti-Theft Security Padlock 2 Pack Door Motorcycle Bicycle Padlock Universal Security Siren Alarm Lock with 3 Keys (Black)
QWORK$17.80261 rev
Blackstone Anti-Theft Loud 130db Alarm Padlock Weather Proof Heavy Duty Multi Purpose (10mm Shackle)
BLACKSTONE$38.7435 rev
Alarm Disc Lock 110 dB 7mm Pin 5ft Reminder Cable with Carry Pouch
RUBY.Q$13.261,006 rev
Trending
90-day click momentumAlarm Disc Lock 110 dB 7mm Pin 5ft Reminder Cable with Carry Pouch
RUBY.Q$13.264.6★
QWORK Alarm Lock 110 Db Universal Security Alarm Lock System Burglar Door Motor Bike Padlock with 6 Keys (Black) 2 Pack
QWORK$17.963.8★
LianShi Alarm Lock 110dba Universal Security Alarm Lock System Anti-Theft for Door Motor Bicycle Padlock with 3 Keys (2PCS)
Lianshi$23.334.5★
QWORK Alarm Lock 110 dB Anti-Theft Security Padlock 2 Pack Door Motorcycle Bicycle Padlock Universal Security Siren Alarm Lock with 3 Keys (Black)
QWORK$17.803.8★
Alarm Padlock Anti-Theft Security Keyed Padlock Lock 110dB (decibels) Sound Siren
Thunderbolt$47.004.1★
What buyers say about alarm lock
What buyers praise and complain about, mined from review topics.What buyers love
“Works great youll need to stretch out the cord so it wont be to sensitive like the wind blowing”
“Decent for what it is”
“I like this disc lock”
“Worth the money for some piece of mind”
“Easy to use”
“Just as advertised”
“Perfect and the loud sound when it goes off it great”
“Nice protection”
“So far the battery on the device hasn't died”
“Compact, and comes with a nice carrying case”
What buyers complain about
“Very loud”
“Low quality”
“Wont last long”
“Amazon should stop offering this lock”
“Batteries died within a month”
“when I put on something else it the alarm was very sensitive”
“appears as though it would be difficult to pick”
“Absolute garbage came with no instructions no batteries and Ive researched and cannot find out what kind of batteries it takes so what a complete waste of my money”
“My major issue is that it will go off even with wind or rain”
“Alarm sound is extremely weak”
Top return reasons
Common questions
- Is alarm lock profitable to sell on Amazon United States?
- The niche generates $29K/yr across 10 tracked products. 90-day search growth is +71.2%. Flapen's verdict: Skip it (46/100).
- How competitive is the alarm lock niche?
- 8 brands and 13 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 89% of demand.
- What do buyers complain about in alarm lock?
- Top complaints mined from reviews: Noise Level, Quality-Overall, Durability. The return rate is 2.6%.
- When does demand for alarm lock peak?
- Demand peaks in Jun–Jul–Sep; the busiest month runs 1.9× the quietest.
- What does it cost to enter the alarm lock niche?
- Listings span $13.26–$47.00; the average listing price is $25.55 (sweet spot $15–$100). The average incumbent carries 1,372 reviews — the moat a new listing must climb.