Subscribe to My YouTube Channel - The Rusted Garden: youtube.com/user/pilarchikThe pH measures (p)otential (h)ydrogen which is basically about ho Out of over 25,300 reviews, the Sonkir 3-in-1 Soil Moisture/Light/pH Tester has an average of 4.2 out of 5 stars on Amazon. It has earned a #1 Best Seller in Soil Test Kits badge. For $14.99, you really can't go wrong with giving it a try for your indoor and outdoor greens. "It has helped me from killing my succulents and cacti for the last 1. Sonkir Soil pH Meter. 2. Atree Soil pH Meter 3-in-1. 3. Kelway Soil pH Meter. Best Soil pH Testers Buying Guide. Reasons Why You Should Test the Ph of Your Soil. Factors to consider when choosing a Soil pH tester. Sonkir Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use (Green SONKIR Soil pH Meter, MS05 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use (Purple) Brand: SONKIR. 3.8 out of 5 stars 116 ratings. Save 13% Lowest price in 30 days. Was: $14.99 $14.99 Details: Price: SONKIR Soil pH Meter, 4 in 1 Soil Moisture / Light / PH / Temperature Tester Garden Tool Kits for Plant Care, Ideal Soil Knife for Garden, Lawn, Farm, Battery Included (Green) Visit the SONKIR Store. 3.5 out of 5 stars 371 ratings. SONKIR Soil pH Meter, MS09 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use (Black) Brand: SONKIR. 4.1 out of 5 stars 184 ratings. Price: $12.99 Get Fast, Free Shipping with Amazon Prime & FREE Returns 1. Sonkir Soil pH Meter, MS02 3-in-1. Best soil ph meter - sonkir. 3-in-1 tester for pH, moisture + light level. Reliably accurate for 3.5-8 pH ranges. Deep 7.2-inch probe for better soil profile tests. Small size is great for indoor gardens, lawns, yards etc. Doesn't need batteries to work. Easy to use and read. Best Value: Sonkir MS02 Soil pH Meter 3-in-1 Kit. "An affordable 3-in-1 meter with 3.5-8 pH measure range, probe length of 7.9" and Double-needle Detection Technology." Best Handheld Size pH Tester: Kelway Soil pHD Soil Acidity Test. "A handheld size soil acidity tester with 0 - 14 pH measure range and the probe length of 2", which Review summary for SONKIR Soil pH Meter MS02 3 in 1 Soil Moisture Light pH Tester Gardening Tool Kits for Plant Care Great for Garden Lawn Farm Indoor Outdoor Use Green, based on 861 user reviews: OVERALL - 5.9/10. pH meter is lightweight and portable. We can toggle ph/moisture/sunlight switch based on our need. This pH meter does not require batteries. Probe length is about 7.9 inches and has a diameter of about 0.2 inches. To find the readings, insert ph meter probe into the soil about 2-4 inches. Adjust the probe until dial swing slightly.