Infrared (IR) Remote Control – 21-Key Standard Remote for Arduino & DIY Projects

📡 Infrared (IR) Remote Control – 21-Key Standard Remote for Arduino & DIY Projects

This IR remote control is a popular and affordable choice for electronics hobbyists, students, and developers working on Arduino, ESP32, Raspberry Pi, and STM32 projects. With 21 tactile push buttons, this remote allows for a wide range of custom control inputs such as turning devices ON/OFF, navigating menus, adjusting settings, and triggering automation events.

It uses the standard 38kHz IR transmission frequency, making it fully compatible with commonly used IR receiver modules like KY-022, VS1838B, and other digital IR sensors. Supported by the Arduino IRremote library, it’s easy to decode and assign functions to each button in your code.

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✅ Key Features:

• 🎮 Number of Keys: 21

• 📡 Transmission Frequency: 38kHz (standard for hobby use)

• 🔋 Power Supply: Operates on a single CR2025 or CR2032 coin cell battery (not included)

• 📏 Range: 5 to 10 meters (line of sight)

• 📦 Body: Lightweight plastic casing, easy to hold

• 🧰 Coding Support: Fully compatible with Arduino IRremote, ESP32IR, and other open-source libraries

• 🎯 Ideal For: Menu navigation, robotics, home automation, media control, and IR experiments

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🧰 Applications:

• Controlling Arduino projects wirelessly

• IR-based home automation

• Robot control and mode switching

• Multimedia or volume control projects

• Menu navigation for OLED/TFT screens

• Learning infrared signal decoding

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🔗 Why Choose This IR Remote?

This remote is widely used in the DIY electronics community due to its simplicity, affordability, and compatibility. Whether you’re building your first Arduino-based remote-controlled project, or adding convenient input to an advanced automation setup, this remote is a plug-and-play solution for IR input.

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📦 Package Includes:

• 1 x IR Remote Control (Battery not included)

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🔍 Keywords:

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