Cytron ESP8266 WiFi Shield for Arduino with WROOM-02 Module
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The Cytron ESP8266 WiFi Shield is a beginner-friendly, plug-and-play solution that makes adding WiFi connectivity to Arduino projects incredibly easy. Powered by the reliable ESP8266 WROOM-02 module, this shield eliminates the wiring complications and level-shifting issues commonly faced when using standalone ESP modules.
With preloaded Cytron_ESP_AT Firmware V2.2.0, onboard 3.3V regulation, selectable UART pins, and support for AT-command control, it is the perfect choice for IoT applications, wireless sensor systems, home automation, and connected electronics.
Designed with the Arduino R3 layout, this WiFi shield works seamlessly with Arduino UNO, Maker UNO, CT-UNO, CT-ARM, and various compatible boards. It also offers direct programming access to the ESP8266, breakout I/O pins, and optional microSD card support for data logging.
Whether you're uploading custom firmware or using AT commands for WiFi communication, the Cytron ESP8266 WiFi Shield delivers stable wireless performance, strong signal output, and unmatched ease of integration, making it ideal for both beginners and advanced IoT developers.
| Specification | Details |
|---|---|
| Brand | Cytron |
| Product Model | ESP8266 WiFi Shield (Rev 2.0) |
| WiFi Module | ESP8266 WROOM-02 |
| Firmware | Cytron_ESP_AT V2.2.0 |
| Compatibility | Arduino R3 Layout (Uno, Maker UNO, CT-UNO, CT-ARM, Leonardo) |
| Communication | UART/Serial (USB, D0/D1, D2–D13 options via jumpers) |
| WiFi Standard | 802.11 b/g/n, Wi-Fi Direct, Soft-AP |
| Voltage Regulator | 3.3V, Max 500mA Output |
| RF Output Power | +19.5 dBm (802.11b mode) |
| Extra Features | microSD card support, breakout I/O pins |
| Integrated Functions | TR switch, balun, LNA, power amplifier, CPU, DCXO |
| Board Format | Arduino Shield (Preassembled) |
This product comes with a 12 months manufacturer warranty from the date of purchase, covering manufacturing defects only.
The product shows signs of physical damage, mishandling, exposure to water/moisture, fire, natural calamities, unauthorized repairs, improper storage near heat or direct sunlight, or alteration in any way.
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