Description: 1. Microcontroller Unit: NodeMCU ESP8266 V3 is a powerful microcontroller unit based on the ESP8266 WiFi chip by Espressif Systems. It's an open-source IoT development board, with LOLIN CH340 as its programmer/loader chip. 2. WiFi Connectivity: This device offers built-in WiFi connectivity, enabling it to transmit and receive data over a wireless network without the need for external modules. This makes it an ideal choice for creating IoT projects that require remote data access and control. 3. Expansive I/O Interface: NodeMCU ESP8266 V3 comes with a rich set of digital and analog input/output pins, allowing you to connect various sensors, actuators, and other peripherals for your IoT projects. 4. Micro-USB Power Input: The board supports micro-USB power input, making it convenient to power up the device using an external power source or a computer USB port during development. 5. Flash Memory: NodeMCU ESP8266 V3 comes with 512KB flash memory and 96KB of SRAM, which is sufficient f
| Specification | Details |
|---|---|
| Microcontroller | ESP8266-12E 32-bit RISC CPU |
| Flash Memory | 4 MB SPI Flash |
| RAM | 96 KB SRAM |
| Operating System | ESP-IDF (FreeRTOS based) |
| Communication | Wi-Fi: IEEE 802.11 b/g/n dual-band |
| Interface | USB: CH340 Chip |
| Power Supply | 3.3V 500mA |
| Operating Temperature | -40°C to +85°C |
| Dimensions | 68mm x 45mm x 12mm |
| Weight | ~20g |
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