Bosch 265-Feet Lithium-Ion Laser Distance Measurer GLM 80 ACCURACY: The Bosch GLM 80 Laser Distance Measurer measures distances up to 265 ft. with up to 1/16 inch accuracy with a built-in tilt sensor to calculate angles in two axis for more accurate measurements. PERFORMANCE: Get the job done with Boschs integrated lithium-ion battery that allows up to 25,000 measurements per charge ; Battery: 3.7 Li-ion Battery FUNCTIONALITY: The backlit display with tilt-screen technology offers easy viewing in all directions. It even allows the GLM 80 to be legible when measuring upside down. MULTI-SURFACE MEASURING: The laser measurer offers a min/max. measurement mode ideal for measuring plumb lines and diagonals, Multi-surface area mode measures total area of multiple separate surfaces. USER-FRIENDLY: The GLM 80s ergonomic design for a comfortable fit in pockets or work belts. Its IP54 certified for extra durability against water and dust.