Electrical Supplies

LUNMENGCC DC 12V 24V 8AI-8DI-8DO ESP-WROOM-32 ESP32 Expansion Board RS485 4-20MA 0-5V 0-10V Analog Collection Relay Switch DIY Relay Extender|Rs485 Voltage|High-Performance ESP32 Integration:Seamlessly integrates with ESP32, offering advanced andconnectivity for control and data collection. Versatile Analog Inputs:Features 4x 0-5V/10V Voltage Inputs and 4x 0/4-20MA Current... LUNMENGCC DC 12V 24V 8AI-8DI-8DO ESP-WROOM-32 ESP32 Expansion Board RS485 4-20MA 0-5V 0-10V Analog Collection Relay Switch DIY