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3x4 4x4 Membrane Matrix Keypad for Arduino, ESP32, ESP8266, for Raspberry Pi - Amazon product rated Grade B

3x4 4x4 Membrane Matrix Keypad for Arduino, ESP32, ESP8266, for Raspberry Pi

4.5(16 reviews)

AI-powered analysis of this product's reviews to help you make an informed purchase decision.

Last analyzed: February 13, 2026

Trust Score Gauge showing B grade with 87.2% scoreCircular progress indicator displaying trust score from 0 to 100 percent, currently at 87.2 percent
B
0%🟢
Very Good

Trust Score

How trustworthy are the reviews for this product?

✓ Reviews appear trustworthy
Analysis is 55.3 days old. Re-run to get the latest review data and insights.

What Our Analysis Found

Detailed review analysis for 3x4 4x4 Membrane Matrix Keypad for Arduino, ESP32,...

Lean positiveGenerally reliable feedback

Overall, this keypad earns a solid B grade with a trust score of 87.2/100, suggesting it's a reliable product based on the available data. The high scores in Review Content Quality, Review Velocity, Reviewer Credibility, and Product Consistency indicate that the reviews are genuine, recent, and trustworthy, and that the product generally performs as described. The natural distribution of ratings also suggests that the reviews haven't been artificially inflated. Several key patterns emerge from the factor scores. The consistently high scores across most categories inspire confidence. However, the slightly lower Seller Reputation score of 78/100 is a potential area of concern. While not critically low, it suggests that the seller might be less established or have some issues regarding customer service or fulfillment. This is something to keep in mind when making a purchase decision. For potential buyers, the recommendation would be to proceed with cautious optimism. The keypad itself seems like a good product based on the reviews, but it would be wise to research the seller a bit further before committing to a purchase. Look for additional information about their shipping policies, return procedures, and customer support responsiveness. Checking other sources for seller reviews could provide a more complete picture and help mitigate any risks associated with the slightly lower seller reputation score.

Key Signals Detected

Reviewers frequently mention: "works well", "great item"
Review content shows strong language diversity (89/100)
Review posting patterns appear natural and organic

This product received a Grade B based on the signals detected in our analysis. We recommend reading individual reviews on Amazon for additional context.

Our Recommendation

✅ Recommended

Analysis Date

February 13, 2026

Reviews Analyzed

16

What This Score Means for 3x4 4x4 Membrane Matrix Keypad for Arduino, ESP32, ESP8266, ...

After analyzing 16 reviews, 3x4 4x4 Membrane Matrix Keypad for Arduino, ESP32, ESP8266, ... received a trust score of 87.2/100 (Grade B). This is a strong result that places it among the more trustworthy products we've analyzed in this range.

The strongest signal was Review Velocity (95/100), while Seller Reputation (78/100) was the area that needs the most attention.

Key Analysis Factors:

  • Review Velocity scored 95/100, indicating strong authenticity signals
  • Reviewer Credibility scored 95/100, indicating strong authenticity signals
  • Product Consistency scored 95/100, indicating strong authenticity signals

What Reviewers Are Saying

Based on our analysis of customer reviews for 3x4 4x4 Membrane Matrix Keypad for Arduino, ESP32,..., here are the most common themes and opinions shared by verified buyers:

✓ Commonly Praised:

works wellgreat item

Overall sentiment: This 3x4 or 4x4 membrane matrix keypad is a low-cost input device compatible with popular development boards like Arduino and Raspberry Pi. With a trust score of 87.2/100, it appears to be a solid product, but since there are no customer reviews yet, buyers should carefully consider the product description and specifications to ensure it meets their project needs. At $5.49, it's an affordable option to experiment with.

Frequently Asked Questions

Are the reviews for 3x4 4x4 Membrane Matrix Keypad for Ardui... real?

Our AI analyzed 16 reviews and assigned a 87.2% trust score (Grade B). The strongest authenticity indicator was Review Velocity at 95/100.

What did the analysis find for 3x4 4x4 Membrane Matrix Keypad for Ardui...?

This 3x4 or 4x4 membrane matrix keypad is a low-cost input device compatible with popular development boards like Arduino and Raspberry Pi. With a trust score of 87.2/100, it appears to be a solid product, but since there are no customer reviews yet, buyers should carefully consider the product description and specifications to ensure it meets their project needs. At $5.49, it's an affordable option to experiment with.

Should I buy 3x4 4x4 Membrane Matrix Keypad for Ardui...?

Based on our analysis, this product has a Grade B trust score, indicating good review authenticity. The data suggests most reviews reflect genuine customer experiences.

Shopping Advice Based on Our Analysis

Based on our analysis of 16 reviews , here's our Grade B assessment:

  • 💡This product's product consistency scored 95/100, which is a positive indicator of review authenticity
  • 💡Reviews appear highly authentic — you can generally trust the consensus opinions for purchase decisions
  • 💡Only 16 reviews were available, which limits the statistical confidence of our analysis

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Grade B3x4 4x4 Membrane Matrix Keypad for Arduino, ESP32, ESP8266, for Raspberry Pi