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1. How to wire for KC868-H2/H2W relay controller
2. How to wire for KC868-H4/H4W relay controller
3. How to wire for KC868-H8/H8W relay controller
4. How to wire for KC868-H16/H16W relay controller
5. How to wire for KC868-H32B/H32/H32W relay controller
6. How to use KC868-Hx Relay Controller
7. How to use KC868-HxB Relay Controller (H32B,H16B,H8B,H4B,H2B)
8. How to use switch terminal board
9. How to control by google home voice module
10. How to control by Amazon Alexa voice module
11. How to use KC868-COLB Programmable logic controller
11.1 KC868-COL/COLB PC software video guide
11.2 Video A: automatic control fan by ds18b20 temperature sensor using KC868-COL
11.3 Video B: automatic control siren alarm by door magnetic sensor using KC868-COL
11.4 Video C: automatic control water valve by soil moisture sensor using KC868-COL
11.5 Video D: automatic control siren alarm by PIR motion sensor using KC868-COL
11.6 Video E: automatic control pump by water level sensor using KC868-COL
11.7 Video F: gas valve automatic control siren alarm by gas sensor using KC868-COL
11.8 Video G: carbon dioxide co2 auto control fresh air fan system using KC868-COL