3 in1 Soil Garden Green Handle Probe Soil PH Moisture and Light Tester Meter * Tester size: 3 1/16: x 2 15/16" x 1 15/16"(L*W*T) * Moisture readings register on a scale of 0 (dry) to 10 (wet), light readings range from 0 (dark) to 2000 (light), and pH readings between pH 3.5(acidic) and pH 8 (alkaline) are represented * Soil Moisture Tester works by utilizing the electronic ground field effect of the earth and two dissimilar metals * Perfectly use for fruits, flowers, shrubs and vegetables. Material: Plastic, Metal. Weight: 87g