Robust automatic optical level with self-levelling compensator, target collimator for rough alignment and fast aperture for excellent staff reading. Designed for outdoor use. Supplied with tripod and levelling staff. 100m Working Range Without Receiver Accurate to ± 0.3mm/m X26 Magnification IP54 For Indoor & Outdoor Use Bi-Material Integrated Circular Vial Compensator Lock Easy to Read Penta Prism Large Focusing Knob Endless Degree & Angle Setting 100m Working Range Without Receiver Accurate to ± 0.3mm/m X26 Magnification IP54 For Indoor & Outdoor Use Bi-Material Integrated Circular Vial Compensator Lock Easy to Read Penta Prism Large Focusing Knob Endless Degree & Angle Setting