NEW Raspberry Pi Expansion Board Power Relay Module for Raspberry Pi 3 2 Model B B+ @XYGStudy Raspberry Pi Expansion Board, Power Relay The RPi Relay Board gives your Pi the ability to control high voltage/high current devices, easily makes normal home appliances become intelligent. Supports Raspberry Pi A+/B+/2B/3B/3B+ High quality relays, loads up to 5A 250V AC or 5A 30V DC Photo coupling isolation, prevent interference from high voltage circuit