Features: The upgraded version is smaller and more energy-efficient, integrating the advantages of traditional wireless module, resulting in smaller products and lower energy consumption; Shielding cover, strong antiinterference, with shielding cover installed on the module, greatly improving the product's antiinterference ability; IoT development kit that use SX1262 chip and fully supports standard LoRaWANprotocols; Battery type: Supports charging and discharging of 3.7V lithiums batteries (the product do not include batteries) Sleep current:<10uA Interfaces: Type C, battery interfaces, antennas interfaces, 2 4Ghz antennas interfaces Specifications: Frequency:863-928MHz MCU chip: -S3FN8 LORAchip: SX1262 receiving sensitivity: -139dBm(Most) output power: 21±1dBm (Most) Hardware resources: 7xADC1; 9xADC2; 8xTouch; 3xUART; 2x I2C; 2xSPI FLASH: 8MB USB to serial chip: CP2102 WIFI speed: up to 150Mbps Package Includes: 1pc Wifi Development Module note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.