Quantity   Component name
1 × Espressif ESP-WROOM-32 (Rev 1) The main controller module
1 × SX127X LoRa Transceiver Module
2 × 18650 Li-Ion Cells For Standard version
1 × 1.8" 128x160 TFT LCD Display with 3 wire SPI interface
1 × Mediatek MT3339 GPS Module Or any other similar ones.
1 × TCA8418 I2C keypad scanner IC from Texas Instruments
1 × Intersil ISL1208 Real-time Clock IC
1 × Silicon Labs CP2102 USB to Serial bridge