Features: 1. [Highly Sensitive Probe] PH sensor uses a highly sensitive probe, insert the probe into the soil, you can measure the desired value. 2. [Plug And Play] Soil PH meter use without batteries, plug and play, simple operation can test the PH value of the soil. 3. [Value Meaning] The probe of the detector in the middle is neutral soil (PH value of 7), to the left for alkaline soil. To the right for acidic soil. 4. [Object Of Use] Detector only tests soil, etc. It is not applicable to dry flour, small stones, wood and wood chips, etc. 5. [Convenient] Soil PH analyzer is made of ABS material, hard and reliable, small size, light weight, very convenient and handy. Specification: Item Type: Soil PH Meter Material: ABS Gross Weight: Approx. 28g/1.0oz Product Length: Approx. 14cm/5.5in Probe Length: Approx. 9cm/3.5in Package List: 1 x Soil PH Meter 1 x Instruction Manual Features Highly Sensitive Probe: Get accurate soil pH measurements with the highly sensitive probe, ensuring precise results every time. Plug and Play Convenience: No need for batteries, simply plug in the soil pH meter and start testing the pH value of your soil instantly. Easy pH Interpretation: The neutral point (pH 7) is indicated by the probe's position in the middle, with left indicating alkaline soil and right indicating acidic soil. Versatile Use: This detector is designed specifically for testing soil, making it ideal for gardens, lawns, farms, and more. Convenient and Portable: Made of durable ABS material, this soil pH analyzer is compact and lightweight, providing ultimate convenience and ease of use.