Features: For testing pH value and soil moisture value, one button to switch. No batteries required, plug and play, easy to use. br/> Super long 12 inch probe with metal electrode for quick detection. Strong and durable, portable to carry. Nice tool to help you determine when plants need watering and adjust pH. Perfect for indoor, outdoor, lawn and garden plants, fruits, flowers, vegetables Features: Material: ABS + Aluminum pH value: 3~8pH pH accuracy: ±0.2 pH Humidity range: 1~8 ( 10~80%), (1-3: Dry, 4-7: Suitable, 8-10: Wet) Humidity Accuracy: ±1% Operating Temperature: 5~50°C( 41~122°F) Probe Length: 300mm / 11.81in Item Size: 41250mm/16.221.97in Package Weight: 255g/ 8.99 oz Package Size: 45, 5 * 9.5 * 5.5cm / 17.91 * 3.74 * 2.17inch Packing list: 1 * tester floor