Pc102 Digital Water Quality Tester Cl2 Ph Test Pen Chlorine Level Meter Detector for Swimming Pool

• --The ideal tool to quickly and accurately measure pH & Chlorine to keep your pool or spa within a safe chlorine and pH range.
• --An electrical pH and chlorine (Cl2) level tester for routine monitoring of pH and chlorine levels in swimming pools, spas and various water sources.
• --When chlorine and ph are whacked from whack, it can cause diarrhea and ear and skin infections.
• --Note: The detector is not recommended to be submerged in water other than pool or spa water.

Features:
A good chlorine and pH: If the pH is too high, the electricity that chlorine kills will run out. Chlorine can also be eaten when large amounts of nitrogen (feces, urine, sunscreen or sweat) or other organic matter enter the pool. That's why chlorine and ph are tested.

Description:
Name: Water Quality Tester

The recommended chlorine level for swimming pools and spas is 1.2 to 1.7 ppm
Recommended pH for swimming pools and spas is 7.2 to 7.8
Handle probe: 150mm
Probe (only): 48mm
Cable (only): 300mm
Power supply: 1 AA alkaline battery (1.5v)

Packing list:
Water Quality Tester x 1
User manual x 1
Sandpaper x 1
Colorful box package x 1
Note:
Different displays may cause the color of the item in the picture a little different from the real thing. 
Manual measuring,please allow 1~3mm error,thank you.