Feature: 1. MULTIPLE USAGES: The soil analyzer can be used to measure the EC value of soil, hydroponic substrate nutrients and nutrient solution, convenient and fast. 2. GOOD PERFORMANCE: Using metal sensor, has wide measurement range, high accuracy, small error, good stability, with automatic temperature compensation function. 3. LED SCREEN DISPLAY: The soil meter adopts large LED screen display, with backlight function, the data can be read clearly at any time, and easy to use even at night. 4. ACCURATE PROBE: This soil meter is equipped with an electrode induction probe, which has sensitive measurement and quick response, efficient and practical. 5. WIDE APPLICATION: Suitable for aquarium, laboratory soil and greenhouse hydroponics, etc., adjust soil conditions in time to help crops and plants grow better. Specification: Item Type: Soil Analyzer Material: ABS Range: EC: 0-10000us/cm (0-10ms/cm) TDS: 0-10000ppm Temperature: -50-70℃ (-58-158℉) Resolution: EC: 10us/cm (0.01ms/cm) TDS: 10ppm Temperature: 0.1℃ (0.2℉) Accuracy: EC TDS±2%F.S Temperature: ±1℃ (±2℉) Battery: 4 x 632mAh 1.5V button battery LR44 (built in battery) Temperature Compensation: 0-50℃. Package List: 1 x Soil Analyzer1 x Screwdriver1 x User Manual1 x Plastic Box1 x Probe Protection Tube