GLM 80 Laser Distance and Angle Measurer Precision Distance and Angle Measuring Technology Indirect Length Measurement Mode Backlit Display with Tilt Screen Technology Integrated Li-ion Battery Min./Max. Measurement Mode Multi-Surface Area Mode Backlit Display with Tilt Screen Technology Integrated Li-ion Battery Min./Max. Measurement Mode Multi-Surface Area Mode   Specifications Battery 3.7 Li-ion Battery Laser Diode Class II 630 - 670 nm Leveling Accuracy (Vial) +/- 0.2° Measuring Accuracy Typ. +/-1/16-in (1.5 mm) Range 2-in. (50 mm) to 265-ft. (80 m) Includes Li-ion Battery Charger Belt Pouch