DFRobot
DFRobot是机器人与开源硬件提供商，致力于提供用户友好的创新型产品，打造知识型创客社区。该公司还是中国最早的创客理念和创客文化的引入者和倡导者之一。DFRobot特色产品
3.5" IPS Capacitive Touch Screen for ESP32
Uses advanced optical bonding for superior clarity, reduced reflection, & dust resistance.
868MHz & 915MHz LoRaWAN Control Terminals
Optimized for the EU868 band and are designed for industrial and agricultural IoT applications.