Bosch GRL 400 H Rotation Laser inc LR1 Receiver In Carry Case 0601061800 The easy-to-operate rotation laser for outdoor use.  GRL 400 H Outdoor Rotation Laser FEATURES Long range of up to 400 m Robust housing and IP56 dust and splash protection Easy handling: one-button operation and self-explanatory display Self-levelling of 8% (± 5°) in the horizontal mode Automatic shock warning function prevents levelling errors in the event of vibrations or shocks SPECIFICATION Laser Diode: 635 nm, < 1 mW Operating Temperature: -10 – 50 °C Storage Temperature: -20 – 70 °C Laser Class: 2 Working Range (With Receiver): 400 m (Diameter) Working Range (Without Receiver): 20 m (Diameter) Accuracy: ± 0.08 mm/m Self-Levelling Range: ± 8% (± 5°) Levelling Time: 15 s Dust & Splash Protection: IP 56 Rotation Speed: 600 rpm Operating Time Max: Rechargeable Batteries (NiMH) 30 h Tripod Thread: 5/8\" x 11 Colour of Laser Line: Red LR 1 Laser Receiver FEATURES Top-mounted magnets for better fixing Two measuring accuracy settings Three levels of speaker volume Universal bracket for mounting on measuring rods Magnets for ceiling applications Robust rubber-coated housing Automatic shutdown after 5–8 minutes Handy receiver for indoor and outdoor use for ranges of up to 200 m Visual and audible alignment of the laser beam plane Dust and splash protection (IP65) SPECIFICATION Dust & Splash Protection: IP 65 Measuring Accuracy (Fine/Rough): ± 1 mm/± 3 mm Power Supply: 1x 9 V 6LR61 Block (Supplied) Weight, Approx.: 250 g Length: 145 mm Width: 75 mm Height: 30 mm