FIG. 1 is a lower right perspective view of the portable water tester with cap showing my design;

FIG. 2 is a lower right perspective view of the portable water tester in FIG. 1 with the cap removed;

FIG. 3 is a front view of the portable water tester with cap shown in FIG. 1;

FIG. 4 is a right side view thereof;

FIG. 5 is a top side view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is back view thereof;

FIG. 8 is a left side view thereof;

FIG. 9 is a front view of the portable water test with cap removed shown in FIG. 2;

FIG. 10 is a right side view thereof;

FIG. 11 is a top view thereof;

FIG. 12 is a bottom view thereof;

FIG. 13 is back view thereof;

FIG. 14 is a left side view thereof;

FIG. 15 is a lower right perspective view of the cap in FIG. 1, shown spearpately for ease of illustration;

FIG. 16 is a front side view thereof;

FIG. 17 is a top view thereof;

FIG. 18 is a bottom view thereof; and,

FIG. 19 is a right side view thereof.