Feature:1. Data Display Mode: Support single number + meter display, multiple measurement data set display, optional real time curve display.2. Multi Function Buttons: single point recording, start and stop recording, automatic alarm and alarm function, strong anti interference ability, high sensitivity and quick response speed.3. Humanized Design: It is equipped with a large size LCD screen and embedded full color interface, which can query, record and display data in real time.4. Large Capacity Storage: Optional data storage function, support 4MB data storage function, data can be exported to the computer through Excel, so that customers can print and edit Excel data by themselves.5. Builtin Battery: 1PC 7.4V 2500mAh LD74250 Lithium Battery. Easy to use, plug and play.Specification:Item Type: Soil TesterMaterial: Plastic+steelWeight: Approx. 2233g / 78.8ozHandheld Terminal Size: Approx. 20x10cm / 7.9x3.9in5 Pin Sensor Size: Approx. 13.8x4.5cm / 5.4x1.8inBattery Information: 1PC 7.4V 2500mAh LD74250 Lithium Battery (Built In Battery)Test Object: Temperature Humidity + Conductivity + PH + Nitrogen, Phosphorus and PotassiumPower Supply: 12V DC, 2500mA.H (Standard)Display Mode: 2.8in LCD DisplayCommunication Method: USB (read, see DB9 interface description for details)Data Storage: 4MB Storage (Standard Configuration)Working Temperature: -20-50Working Humidity: 0-90% (Relative Humidity), Non CondensingCharging Time: 4HScope of Application: Used to measure soil temperature and humidity, electrical conductivity, pH, and N, P, and K values under ordinary natural soil..Package List:1 x Handheld Terminal1 x 5 Pin Sensor1 x Power Adapter1 x Power Cord1 x Suitcase1 x ManualNote:1. Please allow 01 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. The plug appearance style is random.