Low Consumption Soil Moisture Temperature Humidity EC PH NPK 7 in 1 Parameters 4G Data Logger Soil tester with built-in battery

  Low Consumption Soil Moisture Temperature Humidity EC PH NPK 7 in 1 Paramete rs 4G Data Logger Soil tester with built-in battery WiFi version is available，It doesn't need simcard it connects Wi-Fi AP in site for Internet access Features 1. Soil parameters measuring Measuring items Parameters Temperature ● Measuring range: -40℃-80℃ ● Accuracy: ±0.5℃ (25℃) ● Long-term stability: ≤0.1%℃/y ● Response time: ≤15s Humidity ● Measuring range: 0-100%RH ● Accuracy: 3% within 0-50%, 5% within 50-100% ● Long-term stability: ≤1%RH/y ● Response time: ≤4s Conductivity (EC) ● Measuring range: 0-20000us/cm ● Accuracy: 0-10000 us/cm range is ±3%; 10000-20000 us/cm range is ±5% ● Long-term stability: ≤1%uS/cm ● Response time: ≤1s PH ● Measuring range: 3-9 PH ● Accuracy: ±0.3PH ● Long-term stability: ≤5%/year ● Response time: ≤10S Nitrogen Phosphorus Potassium  ● Measuring range: 1-2999 mg/kg(mg/L) ● Resolution：1 mg/kg(mg/L) ● Response time: ＜1S I