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Home / Computer Hardware, Monitors & Peripherals / PAJ7620U2 Gesture Recognition Sensor Module Built-in 9 Gestures/IIC Interface/Smart Recognition

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Interface Type I²C (Inter-Integrated Circuit)
Operating Voltage 2.4V to 3.6V
Gesture Recognition 9 Built-in Gestures
Chip Model PAJ7620U2
Operating Current 10mA (Typical)
Sleep Current < 50uA
Detection Distance 0 to 15 cm
Operating Temperature -20°C to 70°C
Module Dimensions 18mm x 18mm
Weight 2.5 grams

5 reviews

A

Anonymous

Apr 05, 2026

Rating: 5/5

Low power usage

Perfect for battery-powered applications due to low sleep current. Highly recommend for IoT projects.

A

Anonymous

Feb 18, 2026

Rating: 5/5

Great for Arduino projects

Works flawlessly with my Arduino Uno. The library is easy to use and gestures are recognized quickly.

A

Anonymous

Feb 17, 2026

Rating: 5/5

Exactly as described

Detected all 9 gestures accurately during testing. Shipping was fast and packaging was secure.

A

Anonymous

Jan 26, 2026

Rating: 4/5

Good but needs careful wiring

Works great once connected properly. Make sure to check voltage levels to avoid damage.

A

Anonymous

Jan 21, 2026

Rating: 5/5

Reliable detection

Sensitivity is adjustable and works well in indoor lighting conditions. Very satisfied with the performance.

5 FAQ

Q: What is the maximum detection distance?

A: Optimal range is within 15cm for best accuracy. Beyond this, recognition may vary.

Q: Does this work with 5V logic?

A: It operates at 3.3V. Use a level shifter for 5V microcontrollers to ensure safe operation.

Q: Can it work in complete darkness?

A: Yes, it uses optical sensing that does not require ambient light to function properly.

Q: What are the pin functions?

A: VCC, GND, SCL, SDA, INT, and RST. Refer to the datasheet for detailed pinout diagrams.

Q: Is there a library available?

A: Yes, libraries are available for Arduino and Python. Please check the product wiki for links.

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