LILYGO TTGO T-Beam ESP32 433/868/915/923Mhz V1.1 WiFi Wireless bluetooth Module GPS NEO-6M SMA LORA32 18650 Battery Hold

Note OLED is not soldered to T BEAMIf you need additional OLED you can buy it from Product ID 958196 Product ID 969144Product Upgrade Content 1 Pin GPIO34 pin is replaced with GPIO352 Replace the charging IC TP5400 with the power management AXP1923 GPS TX RX pin replacement4 Power on and remove replace with button to open5 Reduced sleep current6 GPS battery replacement7 ALL warehouses Chip change to CH9102 Update from 30 03 2022 OLED Description 1 Size 0 96 inch2 High resolution 128 643 Color white4 Viewing angle 160 °5 Driver IC SSD13066 Working temperature 30celcius 80celcius7 Module volume generous 27 0MM 27 0MM 4 1MM8 Supports many control chip Fully compatible with 51 series MSP430 series STM32 2 etc a lot of routines for reference 9 Wide voltage support without any modification directly supports 3 3V 5V DC10 Ultra low power consumption Normal operation Is 0 04W11 IO port occupies minimal display The IIC communication as long as the two IO portsESP32 Features Lastest ESP32 Version REV1WIFIbluetooth 4MB PSRAM4MB Flash3D AntennaLORA Features Working voltage 1 8 3 7vAcceptable current 10 14mATransmit current 120mA 20dBm 90mA 17dBm 29mA 13dBmOperating frequency 433 470MHz 433HMz version 868M 915M 868MHz version Transmit power 20dBmReceive sensitivity 139dBm LoRa 62 5KhzSF 12146bps 136dBm LoRa 125KhzSF 12293bps 118dBm LoRa 125KhzSF 69380bps 123dBm FSK5Khz1 2KbpsFrequency error 15KHzFIFO space