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DFRobot Bluno Beetle BLE V1.1 Based on Arduino Uno with Bluetooth 4.0
DFRobot Bluno Beetle BLE V1.1 Based on Arduino Uno with Bluetooth 4.0
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- Create wireless projects with this ultra-compact miniature Arduino board with Bluetooth 4.0
- Program via micro USB or wirelessly through Bluetooth using standard Arduino IDE
- Perfect for wearable electronics with V-shaped gold-plated I/O interfaces for easy connections
- Compatible with Bluno series commands and supports Bluetooth HID and iBeacon modes
- Ideal for students and makers looking for an affordable Bluetooth 4.0 microcontroller
- Measure just 28.8mm × 33.1mm, making it one of the smallest BLE development boards available
- Use with Play Bluno app on iOS or Android for quick access and wireless programming
DFRobot Bluno Beetle BLE V1.1 Based on Arduino Uno with Bluetooth 4.0
The Beetle BLE (formerly known as Bluno Beetle) is an ultra-compact miniature Arduino board based on the Arduino Uno with integrated Bluetooth 4.0 (BLE) functionality. This tiny powerhouse combines the familiar Arduino programming experience with wireless capabilities, making it perfect for DIY projects, educational purposes, and wearable electronics applications.
The development board can be programmed through its micro USB port using the standard Arduino IDE without any extra libraries or drivers, and it also supports wireless programming via Bluetooth. With its V-shaped gold-plated I/O interfaces, you can easily connect wires without soldering, making it especially useful for creating smart bracelets, clothing, and other wearable devices.
This versatile Bluetooth 4.0 microcontroller is fully compatible with Bluno series commands and procedures, supporting both Bluetooth HID and iBeacon modes. The Play Bluno app, available for both iOS and Android, gives you quick access to this tiny board for remote control and wireless program updates.
Despite its small size, the Beetle BLE packs impressive features including an ATmega328 microcontroller running at 16MHz, four digital pins, four analog pins, two PWM outputs, and both UART and I2C interfaces. For students and makers on a budget, this compact BLE development board offers an affordable solution for creating wireless projects without sacrificing functionality.
Whether you're building a smart device, working on an e-textile project, or teaching electronics, the Beetle BLE delivers big performance in a tiny package.

Features
- ATmega328 microcontroller running at 16MHz for reliable performance
- Bluetooth 4.0 (BLE) with CC2540 chip and -93dBm sensitivity
- Maximum wireless range of 50 meters in open field conditions
- Operating voltage of 5V DC with input voltage less than 8V
- Four digital pins and four analog pins for connecting various components
- Two PWM outputs for motor control and other applications
- Includes UART, I2C, and micro USB interfaces for versatile connectivity
Package Includes
1 x DFRobot Bluno Beetle BLE V1.1
Specifications
Specification | Details |
---|---|
Bluetooth Chip | CC2540 |
Sensitivity | -93dBm |
Working Temperature | -10℃ ~ +85℃ |
Maximum Distance | 50m (1968.50") in open field |
Microcontroller | ATmega328 |
Clock Frequency | 16 MHz |
Operating Voltage | 5V DC |
Input Voltage | < 8V (Vin < 8V) |
Digital Pins | 4 |
Analog Pins | 4 |
PWM Outputs | 2 |
UART Interface | 1 |
I2C Interface | 1 |
Micro USB Interface | 1 |
Power Ports | 2 |
Size | 28.8mm x 33.1mm (1.13" x 1.30") |
Weight | 10g |
Shipping & Returns
Shipping & Returns
- All orders confirmed before 3 pm IST are shipped on the
same day, barring rare pickup delays on holidays or disturbances - Delivery time in Metro cities is 1-3 days, Others it is
3-7 days. It varies based on location, reliant on courier services - Return window: 7 days from receipt unless stated
otherwise. No refunds/replacements after - Returns only for non-working/damaged products are accepted
- Initiate return requests to our customer service team via Support ticket or contact us at +91-8123057137
- Refunds are processed within 3-4 working days post inspection and approval.
For more details, please check our Shipping and Return Policy
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