4 in 1 Digital Soil Survey Instrument - Black + Orange
Powered by 1 x 9V carbon-zinc battery - Probe length: 20cm - Environment sunlight intensity: LOW- / LOW/ LOW+ / NOR- / NOR/ NOR+ / HGH- / HGH / HGH+ - Moisture of soil: DRY+ / DRY / NOR / WET / WET+ - Temperature range: -9~+50'C16~122'F - Accuracy: 1'C/1'F - PH value range: 3.5~9.0