GroStar GS1 pH Pen Terp Derp The LCD screen clearly displays

The LCD screen clearly displays information with measurements in liters or gallons

Leaf Coat can be applied in the vegetative and flowering stage on soil

an increase in growth rate

A free pair of Black Dog LED heavy duty ratcheting grow light hangers are included with every PhytoMAX-2 600 light

Includes 120V 8

GroStar GS1 pH Pen Terp Derp The LCD screen clearly displaysIncludes: 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