Feature: 1. Suitable for greenhouse planting, horticultural planting, farmland planting, laboratory, agriculture, etc. 2. The automatic temperature compensation range is ‑30°С~80°С, which makes the measurement more accurate. 3. Data hold. After the value is stable, click the hold button to lock the current value. If you need to re‑measure, please press the hold button again. 4. Detachable probe, electrode can be replaced, maintenance is more convenient. High‑quality probe, rust‑proof, corrosion‑resistant. 5. With low battery alarm, IP67 waterproof function, easy to use, plug and play. Small in size, easy to carry, and convenient to operate. Specification: Item Type: Soil Meter Material: ABS Color: As shown in the picture Product Size: Approx.280x37mm / 11.02x1.46in Weight: Approx. 186g / 6.6oz Application: Waterproof soil EC/ temperature tester Battery: 3 x RL44 1.5V button battery(Not included) Range: EC: 0.00-10.00ms/cm Celsius: -30.0°C-80.0°C Fahrenheit: -22.0°F-176.0°F Resolution: EC:0.01ms/cm Celsius: 0.1°C Fahrenheit: 0.1°F. Package List: 1 x Soil Meter(Battery Not Included)1 x Instruction Manual1 x Storage Tube Note: 1. Please allow 1‑2in 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.