02-15-2022, 11:46 PM
i think you can use KC868-H32BS:2pcs
if you really want to write program code by yourself, such as ESPHome , arduino IDE, then you can chose KC868-A16 or A32 in furture, extend relay module just use KC868-E16:4pcs. because almost the size: 32 channel = 16 cahnnel *2
if you really want to write program code by yourself, such as ESPHome , arduino IDE, then you can chose KC868-A16 or A32 in furture, extend relay module just use KC868-E16:4pcs. because almost the size: 32 channel = 16 cahnnel *2