Features:

Quite an essential tool for swimming pool and spa. 
Ideal for simple operations to test water PH and CL2, no more chemicals or no more guess work.
Large screen shows the test result on both PH and Chlorine level for easy reading. 
No chemical agent needed, easy to use it.
Easy to use and obtain result instantly and accurately.
Recommended Chlorine Level for pools and spas is 1.2 to 1.7 ppm.
Recommended PH Level for pools and spas is 7.2 to 7.8.
You can save time and money with this electro-tester. 
Light weight and easy to carry around.

Note:
Do not immerse the probe in any liquid other than pool or spa water.

Specifications:
Power supply: 1 * AA battery (not included)
Item size: 18 * 11.6 * 3.1cm/7.09 * 4.57 * 1.22in
Item weight: 163g / 5.75oz
Package size: Approx 30 * 20 * 4.5cm/11.81 * 7.87 * 1.77in
Package weight: 245g / 8.65oz

Package includes:
1 * Water PH/CL2 Tester