T-Beam V1.2 LoRa ESP32 GPS NEO-6M WiFi Bluetooth Wireless Module 18650 battery holder Power supply mode: support USB power supply + 18650 battery power supply NEO-6 GPS positioning module: supports GPS positioning function Onboard RTC crystal for faster Support external interrupt/wake-up SX1276 Support 923Mhz MCU: ESP32 FLASH: 4MB PSRAM: 8MB Driver: CH9102 Wireless Protocol: Wi-Fi: 802.11 b/g Bluetooth: Standard Bluetooth V4.2 + BLE Onboard functions: three buttons (power + 1038 + reset), PMU power management: AXP2101 (The product printed words depending on the batch, but this does not affect use) Color: As Shown Material: PCB Package Contents: 1 x Meshtastic T-Beam V1.2 LoRa Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.