ESP32 BLE Presentation Clicker with OLED Display | PowerPoint Control via Bluetooth Keyboard

Take control of your presentations wirelessly using this DIY ESP32 BLE Presentation Clicker! 🚀
In this project, we use an ESP32, OLED Display, and tactile buttons to control PowerPoint slides over Bluetooth.
It supports Start, Next, Previous, and Exit controls, and now also includes an extra button to control a laser pointer or LED pointer — directly connected to the ESP32 (no extra code needed)!

✅ Features:

Bluetooth Keyboard emulation

OLED status display with custom icons

Start, Next, Previous, and Exit slideshow buttons

Slide counter and connection status

New! Pointer/Laser Light button control (hardware-only feature)

RGB LED status indication

📦 Components Used:

ESP32 Development Board

SSD1306 0.96" OLED Display (I2C)

Tactile Push Buttons (5 total)

RGB LED (Common Cathode)

Laser Module or Pointer LED

Resistor, Wires, Breadboard

🔧 Functions Demonstrated:

BLE HID using BleKeyboard Library

OLED UI via Adafruit_SSD1306

Slide tracking and feedback display

Hardware control of pointer/laser light with no code changes
📱 Range: ~10 meters (Bluetooth BLE)

💡 Perfect for teachers, students, or presenters who want a compact, all-in-one clicker with a built-in pointer feature!

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#ESP32 #BluetoothClicker #PresentationClicker #LaserPointer #ESP32Project #Arduino #TechDIY

Видео ESP32 BLE Presentation Clicker with OLED Display | PowerPoint Control via Bluetooth Keyboard канала Nikhil Projects