Hariendny 4PCS SFM-27-W Beep Tone Alarm Ringer
DC 3-24V 90dB Active Piezo Electronic Buzzer, Black Continuous Beep Speaker, Electronic Buzzer Alarm Sounder…
Price as of 2026-06-17. Check Amazon for the current price.
Quick Decision
Price Intelligence
- Budget:$6–$12← You are here
- Mid-range:$12–$36
- Premium:$36+
Is This Right For You?
- •Budget-conscious shoppers — priced below 97% of horns and sirens
- •You prefer well-established products — only 33 reviews, so the rating may still shift
- •TECKNET Personal Safety Alarm — higher rated at 4.6/5 ($15)
📊 Based on data analysis of 161 products in this category.
Mubboo Score: B
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other horns and sirens
Computed from live Amazon rating, review count, and price across 161 horns and sirens available to US consumers · last refreshed 2026-06-17.
How It Compares
This Product Hariendny 4PCS SFM-27-W Beep Tone Alarm Ringer | Most Popular Taiker Personal Alarm | Best Rated TECKNET Personal Safety Alarm | Best Value softvox Personal Safety Alarm | |
|---|---|---|---|---|
| Price | $6.66 | $7.99 | $14.99 | $7.99 |
| Rating | 4.5/5 | 4.5/5 | 4.6/5 | 4.4/5 |
| Reviews | 33 | 7,827 | 1,519 | 945 |
| Mubboo Score | B | A+ | A- | A |
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Test the alarm upon arrival, as occasional units may not work; be mindful of accidental activation in bags, and confirm the loudness meets your expectations in a real-world test.
- Loudness
- Portability
- Ease of use
- Peace of mind
- Value
- Accidental activation
- Not loud enough for some
- Reliability defects
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About Hariendny
- 3 products in our database
- Average rating: 4.4/5 across all products
- Price range: $5.29 – $6.66
- Categories: earpads, horns-and-sirens
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Bottom Line
Hariendny 4PCS SFM-27-W Beep Tone Alarm Ringer earns Mubboo Score B. Priced at $7 — a budget-friendly option, below the category average of $32. Rated 4.5/5 from 33+ reviews. Strong buy if: budget-conscious shoppers. Skip if: you prefer well-established products — Taiker Personal Alarm (Score A+, $8) may fit better.
Frequently Asked Questions
Is the Hariendny 4PCS SFM-27-W Beep Tone Alarm Ringer worth buying in 2026?
It earns a Mubboo Score of B, with a 4.5/5 rating from 33 reviews — better than 75% of horns and sirens we track.
How much does the Hariendny 4PCS SFM-27-W Beep Tone Alarm Ringer cost?
It is currently $6.66 — budget-tier pricing for horns and sirens.
How does the 4PCS SFM-27-W Beep Tone Alarm Ringer compare to other horns and sirens?
The category's most-reviewed alternative is the Taiker Personal Alarm (4.5/5, 7,827 reviews, $7.99). The 4PCS SFM-27-W Beep Tone Alarm Ringer carries a Mubboo Score of B vs A+.
Sources & References
Products available through US retailers. Prices in USD. Sales tax varies by state and is not included.
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-17) and may change.