With STABILAs automatic pendulum rotation laser you can work at an unbelievable speed with the greatest accuracy Once erected the unit is immediately ready for use the selflevelling range of 1A enables the unit easily to be adjusted for large irregularities of up to 9A by inclining the casing manually The whole laser casing is fitted with slipon covers on the highgrade steel handles this type of construction enables the laser beam to be adjusted vertically by approx 12cm directly on the unit The rotary laser beam together with the receiver also enables you to work without a problem over large distances outdoors Laser class IIOutput 1m W Laser wavelength 635nm Horizontal accuracy A 03mmm Receiver range 90m At 21AC under optimum atmospheric conditions Battery life approx 16 hours Supplied with Tripod & Measuring Rod