Features: 1. Acceleration, velocity and displacement measurement 2. Different vibration frequency selection 3. High sensitivity probe for accurate measurement Provides long and short probe head, each one is suitable for different situation measurement 4. Equipped with AC signal output interface Specification Technical parameter Technical specicication Vibration pickup Piezoeletric ceramic accelerometer (shear-type) Measurement range of acceletation 0.1~199.9m/s2; peak Measurement range of acceleration 0.1~199.9mm/s rms Measurement range of displacement 0.001~1.999mm p-p Velocity and displacement range is limited by acceleration 199.9m/s2; Measurement accurace +-5% +-2digits Measurement frequency range of acceleration 10Hz~1KHz (LO) 1KHz~15KHz(HI) Measurement frequency range of velocity 10Hz~1KHz (LO) Measurement frequency range of displacement 10Hz~1KHz (LO) Displays update cycle 1 second LCD display 3 1/2 digits display Single output AC output 2V peak (display full scale) Load impedance Power supply 9V Alkaline battery Static current 20 uA Operating current 25 mA Battery life 20 hours continuous use Auto power-off Turns off automatically in 60 seconds LCD backlight 7 seconds Operating temperature range 0~40C Operating humidity range 30~90%RH Low battery indication 6.9V +-0.2V Dimensions 67x30x183mm Weight 182g Packing information Packing: NO Original packaging Standard Quantity Per Carton: 20pcs Standard Carton Sise: 66.9x45.8x30.7CM Standard Carton Gross Weight: 16.5KG