German Quality. Powered by Tradition. Features: Dual beams projector with two receivers ensure to output precise measurement data The side buttons are comfortable and easy to use Soft rubber covered body and three-proofings design Specifications: Model KI200 Measuring range 0.2~40 m Minimum precision 0.001 m Measuring accuracy ±1.5 mm Laser class Class 2 Laser diode type 630 - 670 nm, <1mW Measuring record memory 20 times Button material Soft rubber Stand-by time 3 minutes Unit size 120*48*27 mm Machine weight 120 g