FEATURES: Robust, impact-resistant rubber housing (2m drop test), IP67 water/dust resistant, Working range: 60M / 600M (with detector), Accuracy: +/- 1.5mm @ 30m, Horizontal and vertical + plumb bob up / down, Works with the current 18V rechargeable XR 18V batteries for extra-long working time and the ease of use of rechargeable power tool batteries, Double slope mode gives a slope range of ? 10 ? + Scan mode, Detachable tripod connection, Red ray, All important functions for the workplace, Easy to use. SPECIFICATIONS: weight 7.250 kg, length 440 mm, width 300 mm, height 330 mm, Laser class 2, food 18V XR, Measuring accuracy 1.5mm @ 30m mm / m, Connection tripod yes, X-axis and Y-axis inclination ? 10 ?, Max. working distance with receiver 60 ? 600 m, Working range inside 60 ? 600 m