Because the cost of this meter is high, I did a lot of research before buying. I grow quite a few edible plants in my basement and only use LED lighting. Of the many models I researched, some were not suitable for LED lighting. Before I bought this meter, I used light meters that measure lux and/or lumens. During my research, I found that LUX and Lumens measure light intensity, while PAR meters measure the amount of useful light for plants. When using a lux or lumen meter, the readings can be…