The LM-100 light meter measures the visible light from fluorescent, metal halide, high-pressure sodium or incandescent sources. It is a portable, easy-to-use digital light meter designed for simple one-hand operation reading in Lumen (lux) or footcandle (fc) units.
It means that the customer who wrote the review has also purchased this item.
You may find this information useful in helping you decide whcih reviews are most helpful in making your purchasing decisions.
If a review is not marked as a Verified Purchase it does not mean that the reviewer has no experience of this item as they may have one which they have acquired from elsewhere.