Pro Grow 620 W SE HPS 2 K Lamp 2 pack GP3 contains three unique chelated

GP3 contains three unique chelated iron sources designed for a broad range of pH environments

Input Voltage - 6 Amp 220 V

and the environment

yet it yields results that are far beyond what nature intended

• Input Voltage - 1

Pro Grow 620 W SE HPS 2 K Lamp 2 pack GP3 contains three unique chelatedThe new Pro Grow HPS 620W & 1000W single ended lamps exceed the output of even the best European branded lamps. All Pro Grow lamps offer up rated components specifically tuned for use with high frequency digital ballasts. Improvements include monolithic arc tube construction, more robust frame wire material, extruded ceramic ark tubes (not molded) decreased frame wire thickness (for reduced shadow print) and low iron glass for enhanced UV penetration.