Feature: 1. Portable soil EC detector, plug and play, plug it into the soil and press the switch button to test. 2. Suitable for greenhouse planting, horticultural planting, farmland planting, laboratory, agriculture, etc. 3. LCD display without backlight function, intuitive display of measurement results. 4. Measure soil conductivity and temperature, with high accuracy and easy operation. 5. With a lock button, after value is stable, click hold button to lock current value. If you need to re-measure, please press it again. Specification: Item Type: EC Meter Material: ABS Weight: Approx. 208g / 7.3oz Purpose: EC detection of flower soil in orchard nursery Battery Attributes: 3 x LR44 1.5V Button Battery (Battery Not Included) Range: EC: 0.00-10.00ms/cm Temperature: -30.0℃-80.0℃; -22.0℉-176.0℉ Resolution: EC: 0.01ms/cm Temperature: 0.1℃; 0.1℉ Product Size: Approx. 37x280mm / 1.5x11.0in. Package List: 1 x Soil Tester (Battery Not Included)1 x Manual Note: 1. Please allow 0‑1 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.