esp32 lora Development Board 868 915Hz SX1276 ESP32 PICO D4 esp32 LoRa Wireless Stick lite

Source Parameter MCUE:SP32( 240MHz Tensilica LX6 dual-core + 1 ULP, 600 DMIPS, 520KB SRAM, Wi-Fi, dual mode Bluetooth) LoRa chip:SX1276 LoRa bands:EU_433, CN_470_510, EU_863_870, US_902_928 four bands optional LoRa maximum output power:18dB ± 2dB Hardware resources: UART x 3; SPI x 2; I2C x 2; I2S x 1 12 – bits ADC; 8 – bits DAC 29 general GPIO Display:False FLASH:4MB(32M-bits) SPI FLASH interface:Micro USB x 1; LoRa antenna interface(IPEX) x 1 Size:50.2 x 25.5 x 9.74 mm USB to UART :BridgeCP2102 Battery Type:3.7V Lithium(SH1.25 x 2) Battery detection circuit: Yes External device power control(Vext) :yes Low power: design Deep Sleep 40uA