Apera GroStar GS4 pH/EC Combo Pen

Description

AI21040 – GroStar GS4 pH/EC Combo Pen

Lab grade instruments designed specifically for growers!

• Measures pH, conductivity (EC and PPM) and temperature
• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
• Easy-to-use design and fast calibration adjustment
• Double junction replaceable probe, so you don’t have to discard the entire pen when the probe reaches its end of life
• Large 3-color backlit screen gives you clear information
• Durable structure, IP67 waterproof
• Powered by AAA batteries with auto off function
• Automatic temperature compensation
• pH 7, pH 4, 2.77 EC and storage solution included 
• 2-year warranty on pen, 1-year warranty on probe
• Compatible with all Apera GroStar probes