Mammoth Lighting PAR Meter and Spectrometer Add Wand?:Yes | $Free (Worth $30) Built from durable

Built from durable

and total yield with this high-efficiency 250W LED fixture

Botanicare 5ft Track Bench System

51 umol/j efficacy

Mammoth Lighting PAR Meter and Spectrometer Add Wand?:Yes | $Free (Worth $30) Built from durableFull spectrum analysis from 380 to 780nm with 2nm resolution, touchscreen interface, and 24 hour battery life at a fraction of lab grade cost. The Mammoth Lighting M400 PAR Meter & Spectrometer is built for growers, researchers, and lighting professionals who demand accurate, real world data. Featuring a high speed CPU and precision CCD sensor with a long focal cross asymmetric CT spectroscopy system, it delivers 2nm optical resolution and full