Madmax
- 4,733
- 313
Decided to check the blu lab soil pen last nite ph 7.0 it was spoton checked in 4.0 and it was 4.7..LOL..so i recalibrated it to 7.0 yep perfect tried 4.0 and...nope err is coming up.so sleaned it again..nope not working ..this is where i started swearing going off haha.so had a couple caps..f%^#@ thing still not working.so went to store today..... the C/%#@S shut more swearing so came home and checked the pen again...WOOHOO she working...LOL.