In Lords Mobile Trap Durability I research increases the health points of all your traps. It is found in the defense tree.
There are 10 levels in total and once maxed you will have increased your trap HP by 135%. You need to have researched Trap Power I before you can unlock this ability.
The table below has the resource cost and time to upgrade each level. It also shows the might and rewards granted. You can find out your own research time by using our research calculator.
Trap Durability I Research Requirements
Please feel free to leave any details you have from Lords Mobile by commenting below and we will update the data accordingly.