DESCRIPTION: Compact and versatile for short-distance levelling applications. Both horizontal and vertical lines are perfect for short-distance levelling applications. Enjoy precise transfer applications thanks to two centred plumb points. Rotating mount RM 1 Professional allows laser lines to be easily positioned around the plumb points. Additional data: Accuracy: ? 0.3 mm/m* (*plus use-dependent deviation), Projection: 2 lines / 2 points, Working range: up to 15 m, Laser diode: 630 ? 650 nm, < 1mW, Operating temperature: -10 ? 50 ?C, Storage temperature: -20 ? 70 ?C, Laser class: 2, Working range of laser points, max.: 10 m (top), 10 m (bottom), Self-levelling range: ? 4?, Levelling time: 4 s, Dust and splash protection: IP 54, Power supply: 3 x 1.5 V LR6 (AA), Operating time (max.): 6 h in cross line and point mode, 8 h in cross line mode, 12 h in line and point mode, 16 h in line mode, 22 h in point mode, Tripod thread: 1/4", 5/8", Weight, approx.: 0.49 kg, Colour of laser line: red, Plumb point accuracy: ? 0.7 mm/m* (*plus use-dependent deviation), Working range, value: 15 m