GroStar GS1 pH Pen double-ended 9" electrical cord

9" electrical cord

This is a workhorse designed for growers who can't afford downtime

which may be more strict than federal law

Digital ballast features low frequency

Aquaponics is a revolutionary combination of the best of aquaculture and hydroponics-a fun and easy way to raise fish together with organically grown plants

GroStar GS1 pH Pen double-ended 9" electrical cordIncludes: pH 7 & pH4 calibration solution (50ml bottle each), KCL storage solution (10ml bottle), lanyard and user manual Measures pH 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 dont have to discard the entire pen when the probe reaches its end of life Large 3 color backlit screen gives