Multifunction Household Water Test Pen Waterproof Digital PH Meter Disease Control Centers

Label:Yes Power supply voltage :3v Backlight: Yes Measurement range :0-9990ppm Battery supply: 2pcs 1.5V (LR44) (No included) Resolution :1ppm Size: 142*16*25mm(5.59*0.63*0.98in) Display: LCD digital display Measurement accuracy :1ppm Weight: 40g Package Includes:1 pc Water Test Pen

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 1-3mm(0.04-0.12in) error due to manual measurement and there will be different colors as different screens, please understand. Thank you