• Multi-function ultrasonic distance measurer with laser point
• Perfect for realtors, builders, and anyone who needs a measurement or room's area quickly
• Easy to carry and use, with accurate result
• Automatic power-off function
• Support three memories
• Area, volume, addition, subtraction calculation function
• Error confirmation function

Specification:

• Power: 1x9V battery
• Resolution: 0.01M or 1/2Inch
• Unit of measurement: Feet or Meters
• Accuracy: 0.5%+1 digital (2-60ft)
• Working Frequency:  40kHz
• Working temperature: 32°F to 109.4°F( 0 Degree ~ +43 Degree)
• Range: 2 to 60 ft(0.50 to 18.288m)