RYOBI Air Grip Compact Laser Level ELL1002 - The Home Depot
Amazon.co.jp: RYOBI HLL-700 Laser Marker, 635 nm Red Semiconductor Laser, Work Range: Indoor Approx. 32.8 ft (10 m), Outdoor Approx. 88.2 ft (25 m), Storage Case Included : DIY, Tools & Garden