Bluelab pH PEN

Bluelab pH Pen

The ultimate handy solution for measuring the pH of your nutrient solution

Characteristics

• Backlit LCD display
• Low battery warning
• Freeze reading function
• waterproof
• 1 year warranty
• Automatic power off function
• Dual chamber probe (not interchangeable)
• Automatic Temperature Compensation (ATC)
• Calibration successful indicator
• Temperature optionally measurable in °C and °F