ultrasonic range finders 18m measure (show more)

Features

Perfect for realtors, builders, and anyone who needs a measurement or rooms area quickly
Range: 0.61 - 18.28m (2-60ft)
Feet/meter switch
LCD with backlight
Automatic power off
Three memories
Area and volume calculation
Addition and subtraction functions
Memory clear function
Error confirmation
With laser point
Color: Yellow
Range:from 2-60ft(0.61-18.28m)
Accuracy:±0.5+1digit
Working Frequency:40kHz
Working Temp:0°-40°C