Features: Made of high-quality materials, it is practical and not easy to damage. Clear LCD with backlight, easy to read and accurately measuring functions. This product is easy to use and durable. With automatic shutdown and online monitoring system for safer and more accurate measurements. Equipped with a replaceable pH probe with a BNC protective cover. This professional pH meter is the accurate and perfect tool for testing water, suitable for swimming pools, aquarium and water environments. Specifications: Condition: 100% Brand New Material: Acrylonitrile Butadiene Styrene Color: Yellow Range: pH 0.00~14.00 Resolution: 0.01 pH Temperature: 0.1℃ (0.2℉) Accuracy: ±0.1 pH Temperature: ±1.0℃ (±2.0℉) Temperature compensation: 0℃~55℃ (32℉~122℉) Ambient temperature: 0℃~55℃ (32℉~122℉) Power supply: DC 6V (power adapter available) Battery: 4 * 1.5V AG-13 Button Battery (Battery not included) Weight: approx. 349g / 12.3oz Size: As picture shown Package list: 1 * PH and Thermometer (Battery not included) 1 * User Manual (English language not guaranteed) 1 * PH Electrode 1 * DC Adapter (UK Plug 220V) 1 * Sucker 1 * Bracket 1 * Mini Screwdriver. Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.