Elitech LDM-50D Laser Distance Meter 165ft, Digital Measure Tool with Area/Volume/Pythagoras Mode, Backlit LCD, 99 Data Records, ±2mm Accuracy, Ft/In/M Unit Switch, Ideal for Home DIY & Interior Design

Working Range: 0.05-50m
Precision: ±(2mm+d*1/10000)*
Continuous Measurement: √
Area/Volume Measurement: √
Pythagorean Measurement: √
Add and Subtract Measurement: √
Area &Volume Addition/Subtraction: √
Min/Max Value: √
Self-Calibration: √
Voice Prompt: √
Laser Level: II
Laser Type: 630-670nm, <1mW
Max Storage: 99 units
Automatically Cut off Laser: 20s (single measurement)
Auto Power-off: 150s
Battery Life: 8000 times for single measurement
Storage Temperature: -20˚C~60˚C
Working Temperature: 0˚C~40˚C
Storage Humidity: 20%~80% RH
Battery: 2x1.5V AAA
Dimension: 112x50x25mm