Auto-Hauler Well II
unlocked at Tier 2 Research - requires Well II and Storage Boxes: Farming techs (vanilla research names).

Material Cost (Well II + Water Tank)
+ 6 7 - Building Materials
+ 8 9 - Iron Plates
Energy consumption - 12
Water Capacity - 80 100


Auto-Hauler Well III
unlocked in Wells III - Tier 3 Research - requires Well II and Automatic water hauling wells techs.

Material Cost (Well III + Water Tank)
+ 9 10 - Building Materials
+ 10 12 - Iron Plates
Energy consumption - 14
Water Capacity - 80 100


Auto-Hauler Well III - Big Tanker
unlocked at Research Tier 5, in the INDUSTRY research tab, named Big Automatic water Tanker

Material Cost (Well III + Big Water Tank)
+ 10 - Building Materials
+ 16 - Iron Plates
Energy consumption - 15
Water Capacity - 150


This is just to empty out the discription a bit
I think the values are right .... I think