AI21040 - GroStar GS4 pH/EC/500ppm/700ppm & Temp (5-in-1) Combo Pen
Lab grade instruments designed specifically for growers!
• 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
• 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
We strive to provide each of our customers with a pleasant shopping experience. All of our orders are processed and then shipped within 24 hours (excluding Saturday/Sunday) Once we have received confirmation of payment.
I always carefully pack items with care to avoid damage during shipping.
Estimated time of delivery: 3 to 7 days
1301 Martin Ave, Ste G, Modesto California 95350, United States
1810 Field Avenue, Suite 5, Stockton California 95203, United States