Dust and splash-proof (IP54), designed for one-handed operation. REED R8010 Offers This laser distance meter measures up to 328 feet (100 meters) and features a multi-line LCD display and the ability to calculate area, volume and sum of lengths. The R8010 is capable of retaining maximum and minimum readings and up to 20 measurements in memory. Features Designed for one-handed operation User selectable unit of measure (imperial/metric) Laser target pointer Reference point selection (front or rear of instrument) Backlit multi-line LCD display Calculates Area, Volume and Sum of Lengths Addition, Subtraction and indirect 2/3 point (Pythagoras) calculations Max/Min functions Continuous measurement mode Internal memory saves up to 20 readings Dust and splash-proof (IP54) Low battery indicator and auto shut off Included Laser Distance Meter Soft Carrying Case Wrist Strap Screwdriver 2 x AAA Batteries