Made of high quality material, practical, easy to use and use, wide application range, long service life Features: Made of high quality material, practical, has a long service life. Practical, easy to use and operate. Simple and intuitive flashing light prompt. Two detection modes: manual and automatic. Suitable for indoor soil moisture testing of various plants and flowers. Features: Main material: ABS + PP Color: white + green Battery: 2 LR44 button batteries, 1.5 V (included) Item size: 155 * 26 * 24 mm / 6.1 * 1.0 * 0.9 inch Item Weight: 12g / 0.4 ounce Package size: 180 * 30 * 30 mm / 7.1 * 1.2 * 1.2 inch Package weight: 18g / 0.6 ounce Note: The green light flashes once every two hours when the humidity is right; the yellow light flashes three times every two hours when the floor is dry; the soil will be particularly dry and the red light will flash every 6 seconds to alert you that you need to water immediately. Packing List: 1 * Soil Moisture Meter