Specifications:
Main MCU Chip: STM32F103C6T6 (32-bit processor)
Communication Module: Air780E LTE Cat.1 bis
Operating Voltage: 5V (via Type-C + KF128 terminal)
Dimensions: 62mm x 72.5mm
Weight: 45g
Sleep Mode Current: Low power consumption (600uA)
Two Relay Outputs: Rated for 10A/250VAC, 10A/125VAC, and 10A/30VDC
Nano SIM Slot: Flip design for easy installation
Connectivity: UART communication with STM32
Indicator: AIR780E network status LED
Reset and User-Defined Buttons
IO pins: Fully exposed STM32 and AIR780E IO pins
Features:
1. Reliable Connectivity
Integrated Air780E module supporting LTE Cat.1 bis global communication ensures seamless internet connectivity, compatible with varied operators and networks.
2. Low Power Efficiency
Designed for efficiency, the development board’s Air780E module operates with minimal power requirements, featuring a sleep mode that consumes as low as 600uA.
3. User-Friendly Setup
The flip-style nano SIM card slot and onboard reset and function buttons allow for easy installation, configuration, and custom functionality development.
4. Versatile Power Supply Options
Supports 5V power input via Type-C interface or KF128 terminal for flexible and convenient powering solution.
5. Comprehensive Interface Expansion
Fully expanded IO ports provide robust GPIO options for integrating additional peripherals and tailored development applications.
Package Included:
1 x STM32 4G Dual Relay Development Board with Air780E Module
2 x 12P Single Row Pins



