This Article Contains information directly from the Pikmin Games. This article is based off of an Enemy/Treasure/Area/Cave/Pikmin/Character from the Pikmin series of Games.
The Patience Tester is a treasure in Pikmin 2, it is actually a can of Sun Luck water chestnuts. It is found on Sublevel 3 of the Citadel of Spiders, and is usually hidden in an alcove, sometimes blocked by a wall. There are a few Anode Beetles that you may want to get before you move the treasure.