ESP-12F WiFi Module | 2.4GHz Wireless IoT Microcontroller
ESP-12F WiFi Module | 2.4GHz Wireless IoT Microcontroller
Couldn't load pickup availability
Short Product Description
Short Product Description
Building the next big IoT device or upgrading your smart home? The DOITING ESP-12F WiFi module is your ultra-compact, high-performance solution. Measuring just 2.4cm x 1.7cm, this 2.4GHz wireless transceiver seamlessly connects your projects to the internet. Featuring a robust 32-bit microcontroller and a built-in antenna, it delivers reliable connectivity in a tiny footprint—saving you both PCB space and development time.
Key Features
Key Features
- 802.11 b/g/n 2.4GHz Connectivity: Ensures stable, high-speed wireless data transmission for highly responsive smart devices.
- Ultra-Small Footprint (2.4 x 1.7cm): Saves valuable PCB real estate, perfect for wearable tech, smart plugs, or miniature sensors.
- Built-in 32-bit Microcontroller: Eliminates the need for an external processor, effectively reducing your overall hardware costs.
- Integrated PCB Antenna: Provides excellent signal reception and strength without the headache of designing complex external RF circuitry.
- Extensive GPIO Pins: Connects easily to various sensors, digital displays, and relays for maximum project versatility.
- Low Power Consumption: Deep sleep capabilities make it ideal for battery-operated devices, ensuring longer lifespans for remote sensors.
Full Product Description
Full Product Description
Empower Your IoT Projects with the ESP-12F
Whether you are a hardware engineer developing a commercial smart device or a passionate DIY maker building a custom home automation system, reliable wireless connectivity is non-negotiable. The DOITING ESP-12F WiFi module bridges the crucial gap between your hardware and the cloud.
By integrating a powerful microcontroller with a full TCP/IP stack, this module doesn't just send data—it acts as the versatile brain of your entire IoT project.
Ultra-Compact Design Without Compromise
Space is an absolute premium on any PCB. At merely 2.4cm x 1.7cm, the ESP-12F fits effortlessly into the tightest enclosures.
Despite its small size, it packs a serious punch. It eliminates the need for an external CPU, allowing you to design sleeker, more unobtrusive devices while significantly lowering your Bill of Materials (BOM) cost.
Seamless Integration and Rapid Prototyping
Time to market matters. The ESP-12F is celebrated for its massive open-source community support. It is fully compatible with the Arduino IDE and NodeMCU. This means you aren't starting from scratch—you can leverage thousands of existing libraries to write, flash, and test your code in minutes, not days.
Reliable 2.4GHz Signal Strength
Frustrated by dropped connections in your smart devices? The ESP-12F features a highly optimized, integrated PCB trace antenna. It ensures a stable 802.11 b/g/n 2.4GHz connection, providing excellent signal penetration through walls and reliable data transmission across your smart home network.
Technical Specifications
Technical Specifications
- Module Model: DOITING ESP‑12F
- Wireless Standard: IEEE 802.11 b/g/n
- Frequency Range: 2.4 GHz – 2.5 GHz (ISM band)
- Dimensions: 2.4 cm × 1.7 cm
- Operating Voltage: 3.0 V – 3.6 V (3.3 V recommended)
- Output Power (PA): +25 dBm
- Antenna Type: Onboard PCB trace antenna
- Interfaces: UART, I2C, I2S, IR remote, PWM, GPIO, ADC
Delivery Options
Delivery Options
- Local delivery within Hong Kong and in-store pickup.
- Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.
- Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).
- Estimated delivery time: 1–3 business days after dispatch (Hong Kong).
- In-store pickup details (location and time) will be confirmed by email or phone message.
- Delivery times are estimates and may be affected by weather or unforeseen circumstances.
FAQ Section
FAQ Section
Q: Is the ESP-12F compatible with the Arduino IDE?
A: Yes! The ESP-12F is fully compatible with the Arduino IDE. You can easily install the ESP8266 core via the Boards Manager and start programming it using standard C/C++ libraries.
Q: What power supply voltage does this module require?
A: The module requires a strictly regulated 3.3V power supply. Connecting it directly to a 5V logic source without a level shifter will permanently damage the chip.
Q: Do I need to attach an external antenna?
A: No, the ESP-12F comes with a highly efficient onboard PCB trace antenna, making it ready to use out of the box for most indoor and smart home applications.
Target Users / Applications
Target Users / Applications
- IoT Developers: Creating prototypes for commercial smart home ecosystems.
- Engineering Students: University projects requiring wireless telemetry.
- DIY Makers: Building custom weather stations, smart relays, or automated pet feeders.
