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

AI21040 - 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.