Out of stock Tovia 360 Degree Self Leveling Laser Transit Level Kit with Tripod Rotary Laser Level for Picture Hanging Laser Chalkline What you get:Self leveling laser lever,Tripod,Protective glass,Instruction,Handy carring case(NOT include batteries) Technical Data:Accuracy: ±0.5mm (Vertical & Horizontal); Laser Wavelength: 650nm; LASER RATE: ≤1mW, CLASS II; Easy use,Magnetic damping compensator to ensure quick self leveling time. Laser level with bubble level make sure position level every time.