ULight 680w Full Spectrum LED Grow Light Supplier-Holland Calibration Cartridge

Calibration Cartridge

60A durometer density

72 hours or 1 week

these alarms will let you know whenever your pH is out of range

ULight 680w Full Spectrum LED Grow Light Supplier-Holland Calibration CartridgeIntroducing the ULight 680w Full Spectrum LED The ULight 680w LED was designed to provide a cost effective LED lighting solution for growers, whilst not sacrificing build quality and durability. This economical LED is powered using an 800w driver which has been specially tuned to 680w, providing peak performance, cooler running temperatures and a longer lifespan. Features High efficiency and high light intensity with limited power consumption. 660 nm