Ultrasonic Distance Meter Laser Pointer Feet and Meter
• Power supply: one 9V Alkaline type 6LR61 battery
• Measure unit: Foot or Meter
• Accuracy: + / - 5%
• Frequency: 40 kHZ (ultrasonic pickup)
• Working Temperature: 0 to 43 degrees Celsius
• Range: 0.91 - 18.288 meters
• Dimensions (H-P-I) : 142 x 73 x 47 mm
• Weight (without battery): 144.6g
• Laser Beam Wattage: < 1mW (mW = milliwatt)
• Wavelength: 650nm (nm = nanometer)
• Class 2 laser according to EN60825-1