1The 5in1 multifunction multiparameter water quality detector is made of highquality materials. It is durable, wearresistant and corrosionresistant. 2It can measure EC, PH, CF, temperature and TDS with high resolution, high accuracy and high accuracy. 3With the data display screen, the measurement results can be visually and clearly displayed on the screen for easy observation. 4Supports switching between Celsius and Fahrenheit degrees. The operation method is simple and the reaction is sensitive. 5With automatic temperature compensation function, it can be widely used in aquarium, fish pond, sewage plants, food processing, laboratories, pharmaceutical research, food testing, etc. Condition: 100% Item Type: Water Quality Monitor Material: ABS EC: 0.00-19.99ECPH: 0.00-14.00pHCF: 0.0-199CF Resolution: PH: 0.01PH Temperature: 0.10.2 EC: 0.01EC CF: 0.1CF TDS: 10ppm Accuracy: PH: 0.1PH Temperature: 1 (: 2) EC, CF, TDS: 2 F.S Working Temperature: 0 - 50 Automatic Temperature Compensation: 0-50 Power: DC 6V Built-In Rechargeable Battery Product Size: 15.3x7.9x2cm / 6.0x3.1x0.8in .w-e-text table td,.w-e-text table th,.wang-edit-text table td, .wang-edit-text table th{border: .5pt solid000;};.w-e-text table,.wang-edit-text table{border: 1px solid000important;}1 x Water Quality Monitor1 x PH Probe1 x Power Adapter2 x Plastic Base1 x Metal Base1 x Straight Screwdriver1 x Instruction ManualPlease note that the product does not contain calibration fluid. 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.