GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen

GroStar GS4 pH/EC/500ppm/700ppm & Temp (5-in-1) Combo Pen

Lab grade instruments designed specifically for growers!

Includes: 

• 2-year warranty (instrument)

• 1-year warranty (probe)

• pH 7 & pH4 calibration solution (50ml bottle each)

• 2.77 EC calibration solution (50ml bottle)

• KCL storage solution (10ml bottle)

• Lanyard and user manual

Features:

• Measures pH, conductivity (EC and 500ppm/700ppm) and temperature (5-in-1)

• Compatible with all GroStar replacement probes: pH, Soil pH, EC and PH/EC Combo

• 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 rating

• Powered by AAA batteries with auto off function

• Automatic temperature compensation