This CST Berger pulsing laser line detector aids in locating and targeting visible or invisible beams emitted by pulsed laser levels. Ideal for use in both indoor and outdoor applications where sunlight and distance make it hard to see visible beams.Application:Indoor or outdoor.Battery Included:Yes.Works With:Pulsed laser levels.* Aids in locating visible or invisible pulsed laser level beams. * Works for outdoor applications where sunlight and distance make it hard to see visible beams.* Note: detector will not work with any rotary laser levels. * Includes detector, clamp and batteries.