Insert battery, decide to test and find this one works up to at least
2.5uF. Next day,Power up Wait for "ready measure u" Select Cx Press Zero (reads 0.0pF) Let go and it reads -0.06pF (???) Let it sit, see it drifts upwards;by day end reads 2.82pF. Power down and re-try..now after pressing zero,it typically reads 2.58pF. Press Zero (reads 0.0pF), Let go and it reads -0.06pF (???) Drifts up as before.
WTF???