Specifications:

• type 9: swimming pool accessories
• type 8: ph calibration
• type 7: ph tester
• type 6: ph test
• type 5: ph controller
• type 4: digital ph meter
• type 3: PH Water Tester
• type 2: Swimming pool chlorine
• type 1: Swimming Pool Chlorine PH Water Tester
• type 0: ph meter aquarium
• Origin: CN(Origin)
• Model Number: Swimming Pool Chlorine PH Water Tester
• Display Type: ANALOG
• Brand Name: VEVICE
• With Backlight Or Not: NO
• Is Smart Device: YES