Compared with LoRa V3, the LoRa V4 features comprehensive improvements in craftsmanship and enhanced performance. ^^ This LoRa 32 V4 development board comes unassembled, then soldering is required. ^^ When you use this lora32 v4 dev-board, you need to use 2pcs together, one receiving and another sending. ^^ You will receive, 2pcs esp32 lora V4, 2pcs 5dbi lora antenna, and 2pcs 2pin 1.25 mm connector, not equipped with Li BAT, gps or other accessories. ^^ If you need the user manual, please check the last image.