Genuine Stanley Fat Max SML FMHT6-97835 Multi Line Red Laser Kit + Detector Features Benefits Working range 15m / 50m with a detector Working environment : Interior / Exterior use Magnetically dampended pendulum Runs on 4 AA batteries Pulsed beam mode allows operation outdoors in combination with the detector (supplied) Out of true level sensor Pendulum lock for safe transportation 3 leg tripod - can be remove to fit tripod Projects 1 horizontal and 4 vertical lines to create a cross line TECHNICAL CHARACTERISTICS : 6 laser diodes: 635 nm - class 2 Leveling range: + - 3 ° Line accuracy: + - 2 mm to 15 m (horizontal and vertical) Waterproof Level: IP54 standard Power supply: 4 x LR6 batteries and 4 rechargeable batteries (included) Tripod thread 5/8 " ACCESSORIES .