POE controlled 8 channel 15A relay controller Ideal for remote control/switching power supply centralized management Suitable module for home decoration, hotel, shopping mall management Power supply: 7.5V DC @2A Max / USB The 15A 8 Channel Relay Controller is a POE controlled 8 channel relay controller based on STM32. With this module, users are able to do remote control/switching power supply centralized management. This product can be powered directly via POE (power over Ethernet) so you just need an appropriate cable. This module is suitable for home decoration, hotel, shopping mall management, internet cafes, karaoke time, daily office, stores monitoring, networking, industrial control equipment, test equipment, power control, unattended, underground pipes, mining equipment, ships, machine room, street lamp management, intelligent management and centralized management.