Features: Experience precise pH measurement with the PH Meter for Water Aquarium Acidity Meter. Its precisions ensures accurate results every time. Perfect for water quality testing and laboratory experiments. No more hassle with batteries! Designed to be portable and convenient. With its compact size and no battery requirement, you can easily carry it anywhere. For professionals in laboratories, water quality monitoring, and scientific research. Provides accurate pH measurements for scientists, researcher, and water quality expert. Whether in a laboratory or conducting fieldwork, this pH meter is your reliable companions. Use it in various settings such as laboratories, water quality testing stations, research institutions, and school laboratories. Unlock the secrets of substance property with the PH Meter. Its easy to use design and precise digital display make it suitable for a wide ranges of applications. A must have tool for anyone needing accurate pH measurements. Specifications: Material: ABS Temperature compensation: 0~60℃ Measuring ranges: 0.00~14.00PH Battery type: 2x LR44 button battery Size: Approx. 151x29x15mm/5.94x1.14x0.59in Color: Red/Yellow Resolution: 0.1PH Accuracy: ± 0.1PH Package Includes: 1 Set Test Meter note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.