SKU: 99246052435

DFR FIREBEETLE ESP32-E IOT MICRO

Sale price$101.74 Regular price$113.04
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Description

DFR FIREBEETLE ESP32-E IOT MICROFireBeetle 2 ESP32 E IoT Microcontroller with Header (Supports Wi Fi & Bluetooth) FireBeetle 2 ESP32 E IoT Microcontroller Overview FireBeetle 2 ESP32 E, specially designed for IoT, is an ESP WROOM 32E based main controller board with dual core chips. DFR0654 F supports WiFi and Bluetooth dual mode communication and features a small size, ultra low power consumption, onboard charging circuit, and easy to use interface, which can be conveniently used

FireBeetle 2 ESP32-E IoT Microcontroller with Header (Supports Wi-Fi & Bluetooth)

FireBeetle 2 ESP32-E IoT Microcontroller

Overview

FireBeetle 2 ESP32-E, specially designed for IoT, is an ESP-WROOM-32E-based main controller board with dual-core chips.

DFR0654-F supports WiFi and Bluetooth dual-mode communication and features a small size, ultra-low power consumption, onboard charging circuit, and easy-to-use interface, which can be conveniently used for smart home IoT, industrial IoT applications, wearable devices, and so on. You can easily create your own IoT smart home system when connecting it with an IoT platform like IFTTT.

FireBeetle 2 ESP32-E supports Arduino programming and will support Scratch graphical programming and MicroPython programming very soon. We provide you with detailed online tutorials and application cases, and there are thousands of sensors with welding-free Gravity interfaces and actuators to help you get started easily. Besides, the stamp hole design makes it able to be easily embedded in your PCB, greatly saving your costs and time to build and test a prototype.

We sell two versions of Firebeetle 2 ESP32-E, unsoldered version and with header version. If you want to plug the Firebeetle shield into your Firebeetle mainboard, the Firebeetle 2 Board ESP32-E(Pre-soldered) is better for you.

Note: FireBeetle 2 and FireBeetle pins and sizes are not compatible, and neither are the expansion boards.

Features

  • ESP32 Dual-core low power main controller, 10uA power consumption
  • WiFi+Bluetooth 4.0 Dual-mode Module
  • GDI Display Port, easy to connect
  • Onboard Charging Circuit and PH2.0 lithium Battery Interface

Specifications

  • Operating Voltage: 3.3V
  • Input Voltage: 3.3V~5.5V
  • Support Low-Power: 2mA
  • Max Discharge Current: [email protected] LDO
  • Max Charge Current: 500mA
  • Support USB Charging
  • Processor: Tensilica LX6 dual-core processor (One for high-speed connection; one for independent application development)
  • Main Frequency: 240MHz
  • SRAM: 520KB
  • Flash: 4MB
  • Wi-Fi Standard: FCC/CE/TELEC/KCC
  • Wi-Fi Protocol: 802.11 b/g/n/d/e/i/k/r (802.11n,speed up to 150 Mbps), A-MPDU and A-MSDU Aggregation, support 0.4us guard interval)
  • Frequency Range: 2.4~2.5 GHz
  • Bluetooth Protocol: Bluetooth v4.2 BR/EDR and BLE standard compliant
  • Bluetooth Audio: CVSD and SBC audio
  • Operating Current: 80mA(Average)
  • Support Arduino download with one-key
  • On-chip Clock: 40MHz crystal, 32.768KHz crystal
  • Digital I/O x10(Arduino default)
  • Analog Input x5(Arduino default)
  • SPI x1(Arduino Default)
  • IIC x1(Arduino Default)
  • I2S x1(Arduino Default)
  • RGB_LED: 5/D8
  • Connector: FireBeetle V2 series compatible
  • Operating Temperature: -40℃~+85℃
  • Module Size: 25.4×60mm/1×2.36”
  • Mount Hole Size: inner diameter of 2.0mm

Additional Information

Device Microcontroller
Type FireBeetle | 2 ESP32-E | IoT
References

Product wiki

Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 99246052435

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Suly
Birmingham, US
★★★★★ 4
Pretty
Very nice simple jewelry box. My only issue is spacing to put necklaces is a bit tight, but there is plenty of room in this little guy. I put a lighter next to it, for size comparison.
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Reviewed in the United States on March 15, 2026
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Siddeek D. Ali
Bozeman, US
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Great item
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Reviewed in the United States on May 4, 2026
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Kindle Customer
Boise, US
★★★★★ 5
Chic little box
Perfect size for area. Holds plenty small jewelry items. Secure closure.
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Reviewed in the United States on April 29, 2026
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lilian napoles
Omaha, US
★★★★★ 5
The storage space is perfect
Good size , not taking to much space and at the same time is enough for a lot of jewelry, easy closure, very pleased, I recommend.
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Reviewed in the United States on April 6, 2026
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Lauren
Grantham, US
★★★★★ 5
Amazing Jewelry Travel Case
I bought this jewelry case for traveling on a cruise and I absolutely LOVE IT! When I purchased it I didn’t know if it would actually fit all the jewelry I wanted to bring but this box definitely impressed me! It fit all my regular jewelry plus more bc you know us woman love to coordinate with our outfits lol the case/box is sturdy! It didn’t break or even dent throughout my travels. It comes with different pieces to help organize and separate jewelry but it is removable if needed which I had to do bc one of my necklaces is really big. The case fit perfectly in my carry on luggage and didn’t take up much room at all which helped me a lot. I got the black case and I just love how simple and sleek it looks. This is definitely a must have if you need to travel with jewelry and are concerned about things getting damaged, this case keeps them safe and it’s definitely a great value for your money!
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Reviewed in the United States on April 15, 2024

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