Measuring Range 1-9999 PPM Water Quality Tester Water Testing Pen Hydroponics System

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

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