LillyGo的ESP32 TTGO T4 v1.3的GPS 规格: ESP32 chip (240Mhz dual core processor) Flash memory: 4MB PSRAM: 8MB Built-in Wi-Fi Built-in Bluetooth Built-in 2.2 inch TFT display (ILI9341 driver) Built-in power management chip (IP5306) with Li-ion/Li-Po battery charging circuit (charge up to ~2A) Built-in micro SD card connection I2C connector: 5p JST-PH I2C cable included Battery connector: 2p Molex Picob