Gesture Recognition Sensor Unit (PAJ7620U2) – Gesture Recognition Module
MC 4.0 Gesture Recognition Sensor Unit (PAJ7620U2): The Gesture Recognition Sensor using the PAJ7620U2 chip is a small but effective module designed to allow hands-free interaction in electronic projects. It recognizes nine basic gestures like up down left, right, forward, backward, clockwise, counterclockwise, and wave through its built-in algorithms. This Gesture Recognition Module offers quick […]
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MC 4.0 Gesture Recognition Sensor Unit (PAJ7620U2):
The Gesture Recognition Sensor using the PAJ7620U2 chip is a small but effective module designed to allow hands-free interaction in electronic projects. It recognizes nine basic gestures like up down left, right, forward, backward, clockwise, counterclockwise, and wave through its built-in algorithms. This Gesture Recognition Module offers quick and intuitive control without relying on physical buttons or screens.
This gesture module uses I²C for communication so connecting it to microcontrollers like Arduino ESP32, Raspberry Pi, or MCLab is straightforward. The sensor works with an operating voltage between 3.3 V and 5 V. Its compact design and low energy use suit it well to power wearables, robots smart devices interactive screens, and user-friendly interfaces.
The gesture sensor allows creators to control devices, activate functions, or navigate menus with simple hand gestures. It detects movements from a short range between 8 and 12 cm. Its gesture recognition system reduces errors and stays accurate and reliable even when lighting changes.
You can use this gesture recognition sensor module to make gesture-friendly control setups, operate smart home systems, build hands-free interfaces, or develop robotics. It offers simplicity, flexibility, and the refined features needed to improve your project’s user experience.
Benefits of the kit
- Enables hands-free gesture control for robotics, smart devices, and interactive systems
- Recognizes 9 basic gestures including up, down, left, right, forward, backward, clockwise, counterclockwise, and wave
- Compact, low-power design works with Arduino, ESP32, Raspberry Pi, and MC4.0 (MCLab) via I²C interface
- Effective detection range of 5–15 cm, accurate even in low-light or dark environments
- Supports customizable gestures, allowing advanced interaction setups and user-defined controls
- Ideal for touchless remote control, robot interaction, gesture-based lighting, and human-computer interaction
- Provides quick, reliable, and intuitive control, reducing errors from traditional input methods
- Enhances STEAM learning and IoT projects by introducing gesture-based automation and interactivity
Product Features
- PAJ7620U2 gesture sensor / I2C interface
- Recognizable gestures up to 9 kinds
- Faster, more accurate.
- Support for customizing and adding recognition gesture combinations (support developing)
- Effective recognition distance: 5cm-15cm
- Embedded infrared LED and optical lens, be able to work in low-light even dark environment
Applications
- Touchless remote control
- Robot interaction
- Human-Computer Interaction
- Gesture light control
Frequently Asked Questions
This module is a gesture recognition sensor that works with the PAJ7620U2 chip. It detects hand motions like swiping, waving, or rotating without touch.
It recognizes nine different gestures. These include moving up down, left, right, forward, backward, spinning clockwise, spinning counterclockwise, and waving.
The gesture sensor uses I²C to communicate. This allows simple connections to microcontrollers such as Arduino and ESP32.
It works with 3.3 V to 5 V, which makes it compatible with a lot of development boards.
Its range is between 8 and 12 centimeters, although that might change depending on the light and surroundings.
Yes. The module uses calibration and filtering tools to stay accurate even when lighting changes.
This sensor works great in touch-free panels smart homes, robots interactive screens, navigation tools, and input devices.
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