its electronic long black tube with red triangle square at top black no. It says Checker at top little black on of switch at top. Got RS 214-855 on back.

I put it in a cup of tap water and i was getting same sort of reading. Ph checker for the soil or what ever liquid you put in it.

I getting better soil tomorrow i just borrowed some outside soil thats growing tomatoes. Is that 1 of my big mistakes
CheeseTricks Reviewed by CheeseTricks on . Just germinated under floresent light in soil but i used my electronic ph tester and shows reading of 13.78 am in big trouble its only just sprouted half inch long. Please help Rating: 5