Specification :

SPECIFICATIONS
Range: ( 0 ~ 9999) mm
Bandwidth: ( 0.5 ~ 15) MHz
Material Velocity: ( 1000 ~ 9999) m / s
Dynamic Range: e 32dB
Vertical linear error: d 3%
Horizontal linear error: d 0.2%
Resolution: > 40dB ( 5P14)
Sensitivity Leavings: 60dB ( flat-bottomed deep hole 200mm$ 2)
Rejection: ( 0 to 80) % Linear
Noise level: d 10%
Power supply: DC 9V; lithium batteries work for 4 to 8 hours or more
Ambient temperature: ( -20 ~ 50) 
Relative Humidity: ( 20 ~ 95) % RH
Overall dimensions: 263 × 170 × 61 ( mm)