Portable Gardening Detector Soil Moisture Tester Meter Sensor Probe Garden Plant Flower Testing Instrument ToolsFeature:1. No battery is needed.2. Recommended for indoor or outdoor use.3. Easy to use, simple to operate and reliable in quality.4. The result is accurate.Specification:Material: PlasticSoil moisture measurement range: 1DRY-10WET (suitable for farmland or educational experiment)Working temperature: 0-50°C (32-122°F)Size: 27x5cm/10.63x1.97inProbe length: 18cm/7.09in Included: 1 X Moisture Tester