Handy receiver for indoor and outdoor use for ranges of up to 200m (150m Green) in combination with GRL 400 H and GRL 300 HV Professional Rotation Lasers Visual and audible alignment of the laser beam plane. 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. Dust and splash protection (IP65) Power supply: 1 x 9V 6LR61 Battery. Length: 145mm. Width: 75mm. Height: 30mm Appropriate for: BL 200 GC, GRL 300 HV, GRL 400 H Professional