The Sun System? Reflector Level is for use with all Sun System brand reflectors and lighting fixtures. Use this triangle shape two-way level for easy, consistent, level hanging of your reflector. Easily attaches to any steel reflector or fixture with an integrated magnet. Another great Sun System? product for a better growing experience. Several of the US made Sun System reflectors have this level included in the box as a complimentary accessory. Actual size is 2-1/4 in high by 1-3/4 in wide.