Fluke 411D

Reduction of estimation errors, saving both time and money
The most advanced laser technology for distance measurement
Instant measurements of the distance between two objects with one-button operation
Easy targeting with bright laser Measurement to 30 m ( 100 ft) with accuracy of 3 mm ( 0.12 in)
Quick calculations of distance formulas such as area ( square feet/ meters) and volume
Easy performance of distance addition and subtraction calculations Pythagoras function for indirect measurement via two other measurements
Improved battery life from automatic shut-off feature
Display holds for easier viewing in hard-to-reach areas
Batteries: two AAA
Carrying pouch to secure on tool belt