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Adafruit TCA8418 Keypad Matrix and GPIO Expander Breakout - STEMMA QT / Qwiic

Marsoni M251S
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Adafruit TCA8418 Keypad Matrix and GPIO Expander Breakout - STEMMA QT / QwiicThe Adafruit TCA8418 Keypad Matrix and GPIO Expander Breakout is a versatile I2C GPIO expander and keypad matrix driver that packs a lot of power into a small package. With 18 total I O pins, including 10 columns and 8 rows, this chip is perfect for handling keypads, buttons, or LEDs in your projects. You can use it to create a keypad matrix with up to 80 switches, or configure the pins as individual GPIO inputs or outputs. Key Features: GPIO
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Belleville, US
★★★★★ 5
Very nice jacket
Color: Blue Wash, Size: Medium
Solid, warm and cool jacket. Wearing this for one year already. Still good
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Reviewed in the United States on June 6, 2026
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Thayne Moffitt
Chelsea, US
★★★★★ 5
A little more expensive than the name brand but worth it
Color: Mid Blue Wash, Size: X-Large
Comfortable fit in the size I ordered. Good quality, nice looking. I love the deep, spacious inside pockets.
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Reviewed in the United States on January 26, 2026
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Alexander K.
Lake Worth, US
★★★★★ 5
Good quality
Color: Mid Blue Wash, Size: Medium
Good jacket. Looks exactly as on picture. And description is accurate
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Reviewed in the United States on October 16, 2025
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Dailin Yuliet Fuentes
Waukegan, US
★★★★★ 5
La chaqueta perfecta🙂
Color: Mid Blue Wash, Size: X-Large
Muy buena calidad la tela y talla exacta como la describe el vendedor
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Reviewed in the United States on April 17, 2026
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JOHN CHEESEHEAD
Lake Worth, US
★★★★★ 4
Returned Item-Didn't Fit Properly
Color: Blue Wash, Size: X-Large
Good quality material but had to be returned since it was too tight and unable to button up in front.
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Reviewed in the United States on January 30, 2026

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