[High Sensitivity] This pH detection probe is sensitive and provides accurate pH value testing. [Measurement Range] The sensor probe has a wide pH test range of 0–14. [High Precision] The pH sensor probe is easy to use, offers high precision, a broad measurement range, and simple operation. [Accurate and Reliable] The pH electrode probe is accurate and reliable, delivering fast and consistent readings. [Professional Manufacture] Professionally manufactured to ensure high-quality performance, providing reliable products for easy purchase. Note: Measurements are taken manually; please allow 1–3 cm variation. Due to differences in lighting and display, actual color may vary slightly from the image. Refer to the physical product received. Shipping Quantity: As shown in the main image.