Features
Great for all home and laboratory pH testing applications including aquariums, swimming pools.
Measurement range of 0-14 pH - highly accurate, reliable and quick readings; Included with the meter are 6.86 and 4.01 pH buffers for an calibration.
Comes with carrying case; Lightweight, handheld design for portability and convenience.
This pH meter is the perfect device for testing the acidity or alkalinity of liquids.
It comes with a carrying case and small screwdriver for calibration. It is easy to use - simply remove the protective cap and immerse the electrode in the solution to be measured.

Specifications
Material
Plastic +Electronic Component
Color
Yellow
Size
Digital PH Meter Tester Pen
Calibration Adjustment Screwdriver 7 (L) ×2 (W) ×1 (H) (CM)
User Instruction Manual (English)

Instructions
Measuring range: 1-14 Ph ,Resolution: 0.1 PH, Batteries: 3x 1.5V LR44 button cell (AG13).
Adjustment: trimmer potentiometer, Automatic temperature compensation: 0-50°C (32-122°F)

Package include
Digital PH Meter Tester Pen ×1
Calibration Adjustment Screwdriver ×1
User Instruction Manual (English) ×1