AZ8685 Accurate Pocket Size Waterproof Handheld PH Meter Pen Tester

• Pocket size, facilitates carrying

• LCD display screen for PH and temperature display

• 3 function buttons for calibration, data lock and power control

• Automatically power off after 20 minutes free of usage

• Power status indicator light

• Fahrenheit and centigrade mode for choosing

• With Automatic Temperature Compensation function

Specifications:

• PH range: 0.0 - 14.0

• Temperature range: 0 - 60 centigrade

• Storage temperature: -10 - 50 centigrade

• Operation humidity: less than 80%RH

• Storage humidity: less than 90%RH

• Dimension: 165 x 35 x 32mm

• Powered by: 4 x LR44 batteries