LILYGO® TTGO T-OI PLUS RISC-V ESP32-C3 Chip V1.0 Module Rechargeable 16340 Battery Holder Support Wi-Fi BLE Development

T OI PLUS Features T OI PLUS is based on the ESP32 C3 main control chip ESP32 C3 is a safe low power low cost RISC V MCU supports Wi Fi and Bluetooth 5 LE Rich memory resources can meet the functional requirements of various common IoT products Continue the T OI ESP8266 version appearance structure design based on the pin interface compatible with MINI D1 expansion shield with 16340 lithium battery holder and compatible with Grove interface Convenient for the existing mini D1 expansion shield and Grove interface module to be directly expanded and used T OI also added a version without 16340 battery holder interface which is convenient for use in up and down expansion mode and breadboard mode Package includes Optional A With battery holder1 X T OI plus ESP32 C3 With battery holder battery not includes 2 X PinsB Without battery holder1 X T OI plus ESP32 C3 Without battery holder battery not includes 2 X PinsC RGB Expansion Board1 X T OI WS2812 RGB Expansion Board