New Qualified 4*6mm Oxygen Pump Hose for Air Bubble Stone Aquarium Fish Tank Pond Pump dig6219

 

 

Introduction :

• 100% brand new and high quality

• Display: LCD Digital

• Accuracy: 0.01

• Resolution: 0.01

• Operating Temperature: 0~80°C

• Measuring Range: 0.00~14.00

• Probe Type: Precision glass bulb electrode

• Calibration Method: 2 points automatic calibration

• Power Supply: 2*1.5V Batteries(Not included!!!)

• Size:155*29*16mm

Package:

• 1*PH teste