0 ~14.0 PH PH Meter Tester Pen Digital Water Pool Hydroponics Monitor Aquarium Test Kit

Features: 
Durable: It is very suitable for the measurement range of 0-14 PH, resolution of 0.1 PH, simultaneous display and display of pH results and LCD display, reliable and fast reading. 
Easy to use: You only need to remove the protective cover and immerse the PH meter electrode in the solution, and then turn on the PH through the 'ON / OFF' switch to measure. Eliminate the trouble of trying to check the color of litmus test strips. 
Easy to calibrate: You can simply follow the instructions on the provided solution 4.01 or 6.86 package, immerse the PH tester in the solution, and then use the provided screwdriver to adjust to dial it in. 
Pocket size: Compact design, no matter where you conduct PH test, you can put it in your pocket and it comes with a convenient storage box. 
Warning: Be careful when using a glass probe, as it may be weak when used. After completing the operation, remember to wipe gently with a clean soft cloth before closing the lid. 

Specification: 
Measurement range: 0 to 14.0 PH; 
Resolution: 0.01 pH; 
Accuracy: ± 0.01 PH Value; 
Temperature : 0 ~60 ℃ (32 ~140 ℉); 
Battery: 3 x 1.5V LR Button; 
Product Size: 6.10 x 1.19 x 0.59 inches; 
Color: Yellow. 

Packaging Included: 
1 x PH Meters (With Battery); 
1 x Transparent Box; 
3 x PH Buffer Powder; 
1 x User Manual.