MakerFocus ESP32 Development Board Support LoRa WiFi Bluetooth BLE Arduino, ESP32 SX1276 LoRaWAN 32M-Bits Flash 30uA Deep Sleep with 868/915MHZ Antenna for Intelligent Scene

Wireless Stick Lite

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-D4
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; 12 â€" bits ADC; 8 â€" bits DAC; 29 general GPIO
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 Bridge: CP2102
Battery Type: 3.7V Lithium（SH1.25 x 2）
Function: Battery detection circuit, External device power control（Vext）
Low power design: Deep Sleep 30uA

Package Including:
1 * Wireless Stick Lite ESP32 Development Board (Battery is not included!)
1 * 868/915MHz Antenna