Check the listing for details. 2-in-1 Combo pH & Temperature Meter Water Quality Tester DANOPLUS PHM-245. Color: 2-In-1 Combo Monitor, Condition: New. Listed at 30.00 USD. The 2-in-1 Combo pH & Temperature Meter Water Quality Tester DANOPLUS PHM-245 is a versatile and compact device perfect for monitoring the pH and temperature levels in water. It includes a pH meter, pH electrode, accessory pack, and power adapter, making it a convenient all-in-one solution for testing water quality. With a tabletop mounting type and a weight of 0.95 pounds, this meter is easy to use and transport. The displayed measurements include temperature, and the operating humidity is 95%. The upper temperature rating is 55.0 degrees Celsius, and it operates on a voltage of 6.0. Ideal for home, garden, and outdoor use, this pH and temperature meter is a reliable tool for maintaining water quality.