NodeMCU ESP32-C3 WiFi & BLE IoT boards show up for about $4 - CNX

USB C ESP32 Development Board with WiFi, Bluetooth, BLE Support, ESP32-C3 Microcontrollers with Up to 160MHz Clock Speed, 4MB Flash, 384KB ROM, 400KB SRAM, Compatible with Arduino IDE : Electronics

LILYGO T-32C3 - A small ESP32-C3 WiFi & BLE IoT module with 4MB flash - CNX Software

USB C ESP32 Development Board with WiFi, Bluetooth, BLE Support, ESP32-C3 Microcontrollers with Up to 160MHz Clock Speed, 4MB Flash, 384KB ROM, 400KB SRAM, Compatible with Arduino IDE : Electronics

NodeMCU ESP32-C3 RISC-V based development boards, supports Wi-Fi and BLE

ESP32-C3 WiFi+Bluetooth 5.0 IOT Development Board from ICWorld on Tindie

ESP32-C3 WiFi+Bluetooth 5.0 IOT Development Board from ICWorld on Tindie

Usb C Esp32 Development Board 2.4ghz Wifi Wireless Ble - Temu

NodeMCU ESP32-C3 WiFi & BLE IoT boards show up for about $4 - CNX Software

ESP-Hosted simplifies adding WiFi connectivity to legacy Linux or MCU-based products - CNX Software

A comparison of ESP32-S3, ESP32-C3 and ESP8266 modules - CNX Software

ESP32-C3 board comes with 16340 battery holder, D1 mini compatibility - CNX Software

USB C ESP32 Development Board with WiFi, Bluetooth, BLE Support, ESP32-C3 Microcontrollers with Up to 160MHz Clock Speed, 4MB Flash, 384KB ROM, 400KB SRAM, Compatible with Arduino IDE : Electronics