Johnson Level 40-6705 One-Sided Laser Detector w/Clamp For Red Beam Rotating Lasers BF15 Scratch-resistant coating helps keep vision

Scratch-resistant coating helps keep vision clear

Stainless steel cable drum will not rust

Electronic filter life indicator tells you when to replace filter

Red means filter and fluid need serviced or replaced

Johnson Level 40-6705 One-Sided Laser Detector w/Clamp For Red Beam Rotating Lasers BF15 Scratch-resistant coating helps keep visionQuickly and accurately locates any laser signal emitted from rotary lasers. Includes clamp for attaching to leveling staffs or grade rods. Audible and visual LED indicators for precise leveling. Front display is back lit. Automatic shut off timer. Dust and water resistant. Quickly & accurately locates any laser signal emitted from rotary lasers Includes clamp for attaching to leveling staffs or grade rods, detector, 2 "AAA" batteries Audible & visual