Ultrasonic Distance Measurer

Description:

1. Measuring range: 0.50~16.5m(20inch~55feet)
2. Accuracy: ±0.5% of reading
3. Response time: 2 sec
4. Power Supply: 9V , with battery indicator
5. Auto shut off : 60 seconds after last key stroke(approx)
6. measure inimperial/metric                                                  

7. dynamical measuring
8. Wavelength: 650 nm
9. Laser class: Class II, output ≤1mW                             

10. packing: color card:170x135x38mm, GW:100g