Handheld digital soil nutrient Nitrogen (N) Tester
Handheld digital soil nutrient Phosphorus (P) Tester
Handheld digital soil nutrient r - Potassium (K)
Specifications
Power supply DC 3.7V lithium battery
NPK Range 1-1999 mg/kg(mg/L)
Resolution 1mg/kg(mg/L）
Accuracy ±2%FS
Reaction time ＜1S
Operating temperature -20℃ ‾ 60℃
Protection level IP68
Note: Warranty is 3 months against manufacturer defect
