3.0–3.6V

2 devices

ESP8266 ESP-01S WiFi Module

ESP8266
ESP8266 ESP-01S WiFi Module

Compact ESP8266-based WiFi dev board with 1MB flash, 2 GPIO pins, and 802.11 b/g/n. Runs Arduino, MicroPython, ESPHome, and Tasmota firmware for smart home and IoT projects.

Tensilica L106 single-core @ 80/160MHz64KB instruction RAM + 96KB data RAM1MB2 GPIOWiFi 802.11 b/g/n
Smart HomeiotSmart SwitchHome Automation
~$3View

ESP32-S2 WROOM Module

ESP32 S2
ESP32-S2 WROOM Module

The ESP32-S2 WROOM is an Espressif WiFi module with a single-core Xtensa LX7 at 240MHz, 4MB flash, 320KB SRAM, built-in PCB antenna, native USB OTG, and rich peripheral support — a cost-effective WiFi

Xtensa LX7 single-core @ 240MHz (ESP32-S2)320 KB SRAM4 MB SPI flashWiFi 802.11 b/g/n (up to 150 Mbps)
iotSmart Home
~$2View

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More to explore — popular traits shared by devices with Power: 3.0–3.6V.

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