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Adafruit HTS221 Temperature & Humidity Sensor Breakout Board - STEMMA QT / Qwiic

Marsoni M251S
Sale price$17.00
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Adafruit HTS221 Temperature & Humidity Sensor Breakout Board - STEMMA QT / QwiicThe Adafruit HTS221 is a capacitive digital temperature and humidity sensor breakout board featuring the ST HTS221 sensor. It accurately measures relative humidity from 0% to 100% with 0. 004% sensitivity and 3. 5% accuracy between 20 80% rH. Temperature measurement ranges from 40 to 120 C with a resolution of 0. 016C and 0. 5 C accuracy between 15 and 40 C. This sensor breakout provides selectable 3 wire SPI or I2C interfaces with STEMMA QT
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4.7 ★★★★★
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Verified Purchase
Green Beacon
Battle Creek, US
★★★★★ 5
Great product!
Style: Two Pieces
These were a perfect fit for my MB and very easy to install. Great value for the money. They should last given the way they were built.
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Reviewed in the United States on November 14, 2025
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Phong Nguyen
Battle Creek, US
★★★★★ 5
Work good
Style: One Piece
Fit and work perfectly.
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Reviewed in the United States on April 16, 2026
T
Verified Purchase
THOMAS M. PERINA
Omaha, US
★★★★★ 5
WHAT A MARVELOUS AIR FILTER.
Style: Two Pieces
SO FAR THESE FILTERS ARE MARVELOUS. THESE FILTERS ARE WELL MADE ESPECIALLY FOR THE PRICE. LOOKS LIKE A SIGNIFICANT $$$$ SAVINGS. TMP.
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Reviewed in the United States on March 9, 2026
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Verified Purchase
JOHN PARK
Draper, US
★★★★★ 4
OEM quality
Style: One Piece
Good quality replacement. Perfect fit
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Reviewed in the United States on April 9, 2025
S
Verified Purchase
Sophia
Lexington, US
★★★★★ 5
Exact fit, no trimming needed
Style: One Piece
Ordered this for my Ford F-150 and it dropped right into the airbox perfectly — same dimensions as the OEM filter, same end seals, same fit. No gaps, no air bypass around the edges. Clean swap in under five minutes. Engine runs smooth and the price is unbeatable.
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Reviewed in the United States on May 11, 2026

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