MakerFocus ESP32 Arduino SX1276 LoRaWAN Development Board with 868/915MHZ Antenna

Product DescriptionESP32 Arduino wireless stick lite is an IoT suite that fully supports the standard LoRaWAN protocol. (Exclusive) Supports the Arduino version of the ESP32 + LoRaWAN protocol routine provided by Heltec. This is a standard LoRaWAN protocol that can communicate with any gateway/base station running the LoRaWAN protocol (requires serial number activation, only the development of the company) The board is available, the serial number can be queried on this page);Feature:Micro USB interface with complete voltage regulator, ESD protection, short circuit protection, RF shielding and other protection measures;Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB / battery power automatic switching);Integrated CP2102 USB to serial port chip, convenient for program downloading, debugging information printing;With good RF circuit design and good low-power design (sleep current ≤ 30uA), it is convenient for IoT application vendors to quickly verify solutions and deploy applications;Technical Parameters:MCU chips: ESP32-PICO-D4LoRa chip: SX1276LoRa bands: EU_433, CN_470_510, EU_863_870, US_902_928 （four bands optional）LoRa maximum output power: 18dB ± 2dBHardware resources: UART x 3; SPI x 2; I2C x 2; I2S; 12 – bits ADC; 8 – bits DAC; 29 general GPIOFLASH: 4MB(32M-bits) SPI FLASHInterface: Micro USB x 1; LoRa antenna interface(IPEX) x 1Size: 50.2 x 25.5 x 9.74 mmUSB to UART Bridge: CP2102Battery Type: 3.7V Lithium（SH1.25 x 2）Function: Battery detection circuit, External device power control（Vext）Low power design: Deep Sleep 30uA   Packing List: 1 * Wireless Stick Lite ESP32 Development Board (Battery is not included!)1 * 868/915MHz Antenna