Dank Light EZ-Connect DIY Grow Light Kit Assembly Instructions Manual page 20

c. Place the large black DIM output wires next to a single Dimmer Adjustment Pot.
The Dimmer Adjustment Pot should have a 3 Terminal Wago Solderless
connector on the Blue wire and one on the White wire.
d. Connect the DIM+ wires from BOTH drivers to the Blue wire on the Dimmer
Adjustment Pot