The Bosch GLA225 Digital Laser Distance Measurer makes taking measurements a snap.  Measures up to 230 feet. (70 meters)

Features:

• Seven Measuring Modes - Length, area, volume, min./max., continuous, indirect length, multi-surface area measurements for versatile applications
• Four Measuring Reference Points - Back, front, swing-out extension pin for measuring from inside corners or channels, or center of optional tripod
• Multi-Surface Area Mode - Calculates the total area of several individual surfaces with a common length or height
• Min./max. Measurement Mode - For accurate measurement to the shortest / longest distance from a fixed reference point
• Indirect Length Measurement Mode - Calculate inaccessible distances that
  cannot be measured directly (due to obstruction or lack of reflecting surface)
• Built-in Bubble Vial - Provides visual reference when measuring horizontal distances
• Four Measurement Systems - Inches, feet and inches, decimal feet, and metric
• Pocket-sized - Only 4" (10 cm) tall.
• Includes: Belt Pouch, Hand Strap, (4) AAA Batteries
• See Class 2 Warning below (Click Picture to Enlarge)