Accurate Measurement Digital Water Quality Meter Water Testing Pen Pool Water Testing

Label:Yes Power source: 2 x 1.5 V(LR44 Button Cell) (not included) Type: Water Quality Tester Material: ABS Package Includes: 1 PC Water Quality Tester Rang: 1-9990ppm Size: 15.5 cm(6.10 in)

Note: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee that the style is the same as shown in the pictures. 2. Allow 1-3 mm(0.04-0.12 in) error due to manual measurement and there will be different colors as different screens, please understand. Thank you