2CH Relay Home Automation HAT for Raspberry Pi ^^ Control up to 2 appliances/devices on a load of 250 VAC/7A, 30 VDC/10A ^^ Onboard photo-coupling isolation Optocoupler EL357NC, allowing users to safely control high voltages or current devices ^^ Compatible with Raspberry Pi 4, 3B+, 3, 2, Zero, etc. ^^ Comes With Development Resources, including examples in Python