Overview:
This product is a 4-ch relay expansion board, based on for Raspberry Pi 40pin GPIO header, suitable for Raspberry Pi Zero/Zero W/Zero WH/2B/3B/3B+/4B,
four relays on board, can control shutdown separately.
Specifications:
Size: 65mm(Length)*56mm(width)
Optocoupler: LTV-357T-B-IN
Supply voltage: 3.3V&5V
Package contents:
1. 4-CH Relay HAT x1
2. Copper pillars x2
3. Screws x2
4.Nut×2