Feature:1. Portable PH meter, equipped with 4-bit LCD data display screen, with backlight function, data display is clear and intuitive.2. It supports the measurement of PH value and temperature. The electrode measurement is sensitive and the measurement results are accurate and fast.3. With C/F conversion function, it can be switched directly and operated easily.4. The range of pH measurement is 0.0014.00PH, and the range of temperature measurement is 055C with high accuracy and resolution.5. It can be widely used for aquarium, fish pond, sewage treatment plants, food processing, laboratories, pharmaceutical research, food testing, etc.Specification:Condition: 100% NewItem Type: PH TesterMaterial: ABSType: PH-991Measuring Range: PH: 0.00-14.00PHTemperature: 0C-55C Accuracy: PH: 0.1PHTemperature: 1C Resolution:PH: 0.01PHTemperature: 0.1C Display: 4-Digit LCD Backlit DisplayATC: 0C-50C Working Temperature: 0C-50C Power: DC 6V Battery and AdapterBattery: 4 x 1.5V LR44 Button Battery (Battery Not Included)Weight: Approx. 351g / 12.4ozSize: Approx. 75x55x24mm / 3.0x2.2x0.9in Package List:1 x PH Tester (Battery Not Included)1 x PH Probe1 x Small Screwdriver1 x Suction cup1 x Bracket1 x Instruction Manual1 x AdapterNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ording.