This post is structured to be useful for photography blogs, Facebook groups, or as a product support page.
The WTR2 uses relay outputs (dry contacts). Do not exceed 5A at 30V DC / 250V AC unless using an external contactor. aodelan wtr2 user manual
Many Aodelan WTR2 units are sold with generic firmware. Updating is risky but can fix bugs. This post is structured to be useful for