Dewalt Self Levelling 2 Line Laser Durable, over-molded housing with a 1-meter drop rating Patented integrated magnetic bracket Water and debris resistant with an IP54 rating It can achieve up to a 165 ft. range when used with a detector. Sold separately. Housed in a durable storage case. +/- 1/8 in. accuracy at 30 ft. 1/4 in. - 20 thread mount for use with a tripod. Sold separately.