The Ridgid CL-100 Micro Self-Levelling Cross Line Laser has a 360 swivel base and provides instant projection of super-bright vertical and horizontal lines. Its outer casing is IP54 rated, meaning it is protected against splash and dust damage. Uses single knob operation, making it very easy to use and allowing rapid levelling and alignment. Supplied with: 1 x Elevating Tripod, 1 x Laser Enhancing Glasses and 1 x Plastic Carrying Case. Specification Level Accuracy: 2mm @10m.Self-Levelling Range:6.Working Range: 30m.Power: 3 x AA batteries 1.5V (supplied).Tripod Thread: 1/4in.Laser: Class 2.Weight: 0.50kg.