Item description Bosch GPL3 5G Professional Green Light Dotting Instrument Laser Level 1. IP 65 dustproof and waterproof 2. Green light technology, high brightness, clear and visible projection points 3. Equipped with magnetic suction base, 360 • rotatable 4. Automatic leveling, leveling range ≤ 4 °, leveling time within 4 seconds Parameters: Projection distance: 30 meters Laser projection points: GPL5G: 5 points Laser level: Level 2 laser Laser type: 500-540 lumens, <1 milliwatt Power supply: AA battery * 2 不 Product size: 115x50x113mm