Solar powered product
Verified Post by Adele Bird
Published on 08 Sep, 2018
HYCKee 3-in-1 Soil Moisture Meter, Light and pH Acidity Tester Plant Tester for Garden, Farm, Lawn Plants Indoor and Outdoor(No Battery needed)
Well, this seems to tell me everything I put in is alkaline - and maybe it is, but ive tested it on a lot of different soils and it doesnt move so not sure it works!