- Digital results from 3.5 to 9.0.
- Printed instructions and plant ph preference list packed with the meter.
$ 0.00
$ 23.99
$ 29.00
$ 21.00
$ 12.60
$ 83.88
$ 64.52
$ 18.24
$ 57.02
$ 43.86
$ 81.52
$ 62.71
$ 73.18
$ 56.29
$ 21.95
$ 54.09
$ 41.61
$ 63.91
$ 49.16