DFROBOT FireBeetle 2 ESP32-E IoT Microcontroller, No Header
DFROBOT FireBeetle 2 ESP32-E IoT Microcontroller with Wi-Fi & Bluetooth, dual-core processor, and onboard charging. Ideal for IoT & smart home projects.
The DFROBOT FireBeetle 2 ESP32-E IoT Microcontroller is an ESP-WROOM-32E-based main controller board featuring a dual-core chip, specifically designed for Internet of Things (IoT) applications. It supports Wi-Fi and Bluetooth dual-mode communication, providing versatile connectivity options for your projects.
This microcontroller boasts a small form factor and ultra-low power consumption, drawing just 10µA in low-power mode. It features an on-board charging circuit with a PH2.0 lithium battery interface and supports USB charging, making it highly suitable for portable and remote applications. The GDI display port ensures easy connection to screens, while the 3.3V operating voltage and 3.3V to 5.5V input voltage range offer flexibility for power supply configurations.
With a 240MHz main frequency, 520KB SRAM, and 32Mbit flash, the FireBeetle 2 delivers robust performance. It supports Arduino programming, with future support planned for Scratch graphical programming and MicroPython. You can easily create your own IoT smart home system by connecting it to platforms like IFTTT.
Key Specifications
- Core Architecture: Xtensa LX6 32-bit dual-core
- Connectivity: Wi-Fi + Bluetooth 4.0 dual-mode (Bluetooth v4.2 BR/EDR and BLE compliant)
- Power: 500mA max charge current, 600mA max discharge current at 3.3V LDO
- Dimensions: 43 mm x 33 mm x 15 mm
- Weight: 24 grams
- Wi-Fi Certification: FCC/CE/TELEC/KCC
This No Header version allows for custom soldering and integration, giving you full control over your board's pin configuration.
- Smart home IoT
- Industrial IoT applications
- Wearable devices
- IFTTT smart home systems
- Silicon Manufacturer: Espressif Systems
- Silicon Core Number: ESP32-WROOM-32E
- Core Architecture: Xtensa LX6
- No. of Bits: 32-bit
- Main Frequency: 240MHz
- Memory: 520KB SRAM, 32Mbit flash
- Connectivity: Wi-Fi and Bluetooth 4.0 dual-mode (Bluetooth v4.2 BR/EDR and BLE)
- Operating Voltage: 3.3V
- Input Voltage: 3.3V to 5.5V
- Power Consumption: 10µA (low power)
- Charge Current: 500mA max
- Discharge Current: 600mA max (at 3.3V LDO)
- Low Power Support: 2mA
- Interface: GDI display port, PH2.0 lithium battery interface
- Charging: USB charging supported
- Wi-Fi Standard: FCC/CE/TELEC/KCC
- Programming: Arduino (Scratch and MicroPython support coming soon)
- Height: 43 mm
- Width: 33 mm
- Depth: 15 mm
- Weight: 24 grams
- Kit Contents: FireBeetle 2 Board ESP32-E, 18-pin 2.54mm pitch pins (male and female), 14-pin 2.54mm pitch pins (male and female)
- of Bits: 32bit
- Silicon Family Name: ESP32
- Core Sub-Architecture: LX6
- SVHC: No SVHC (04-Feb-2026)
Always follow local regulations and product guidance.
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