"The Pacific Laser Systems HLE 1000 Rotary Laser Kit is a fully self leveling, dual axis slope, horizontal/vertical rotary laser, complete with detector and remote. It is a horizontal layout laser with slope for exterior applications. The HLE 1000 kit includes a 5/8-11 tripod and 16-ft. grade rod and is ideal for exterior and general construction applications. Class Rating III, Dimensions L x W x H in. 8 x 7 x 6, Exterior Range ft. 1000 radius, Vertical Leveling Yes, Battery Life 20 hrs., Horizontal Leveling Fully automatic, Accuracy 3/32 in. @ 100 ft., Battery Included Yes, NiMH and alkaline packs, Case Type Plastic, Battery Type 4 C, Leveling Type Self. Accuracy 3/32in. @ 100ft. 1000-ft. radius operating range with detector Fully self leveling Dual slope - manual Applications basic slope projects, concrete forms, large pads, elevations Operates 20 hours on 4 C alkaline batteries Includes 2 battery packs NiMH and alkaline 7 hours charging time for NiMH 8in. x 7in. x 6in. Kit includes a 5/8-11 tripod and 16-ft. grade rod"