Details
Parametry
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Brand
Symbol
ESP-WROOM-02D-N4
Series
Chip

ESP8266EX
Technology

WiFi 4
Temperature range

-40...+85°C
Product height in millimetres

3.3
Product width in millimeters

14.3
Product length in millimeters

18
FLASH memory

4 MB
SRAM memory

160 KB
Antenna type

PCB
Number of pins

18
GPIO

11
Voltage

2,7 - 3,6V
Longevity

until 2026
Espressif ESP-WROOM-02D-N4
Module designed by Espressif Systems, with an ESP8266EX MCU embedded, supporting WiFi 802.11 b/g/n, 2.4 GHz standard. The product has 11 configurable pins (GPIO) and a PCB antenna.
The product can operate in temperature range of -40... +85°C, and it's power supply is 2.7 - 3.6.