You can then choose plants with the same pH preferences, avoid those that will not do well in your soil, or know how to go about supplying their special growing needs. By testing your soil, you determine its condition so that you can adjust pH more accurately, effectively
and economically.

EASY TO USE

1. Simply push probe into wet soil.
2. The meter needle will register pH levels on a  scale of 3.5 to 9.0 pH
3. Check your reading against the list of pH preferences (included), to find those plants which
    best suit your garden conditions.
4. Should you decide to grow a plant which is not suitable for your existing garden soil
    condition, complete details on how you can alter the soil are included.
5. Includes Tips on Testing, Troubleshooting, Soil Advice, Soil Types, and Adding Lime to
    Increase pH.

           Soil pH Meter for Home and gardenuse. 
           เครื่องวัด พี.เอช.ดิน ในดิน ชนิดหัววัดเป็นโลหะยาวพิเศษระบบเข็ม ไม่ต้องใช้แบตเตอรี่