Specification: Package List: 1 x Vibration Meter 1 x Probe 1 x Handle 1 x Plastic Box 1 x User Manual Vibration acquisition: piezoceramic accelerometer (shearing type ) LCD display: three and a half digit display Acceleration: 0.1-199.9m/s2 ( value) Speed: 0.1-199.9mm/s (effective value) Displacement: 0.001-1.999mm (effective value) Measurement accuracy: ±(5%+2digits) Acceleration: 15Hz - 1KHz (LO), 1KHz - 10KHz (HI) Speed: 15Hz - 1KHz (LO) Displacement: 15Hz - 1KHz (LO) Temperature measurement 0℃ - 60℃ Temperature accuracy: ±2℃ Automatic power-off time: 4 minutes Power supply: 3 x AA battery (NOT included) Operation temperature: 0℃ - 45℃ Operation humidity: 20% - 90%(No condensation) Size: Approx. 150*70*32mm/5.9*2.8*1.3inch Weight: Approx. 737g / 26oz Note: Don't dismantle the casing of the instrument. When measurement is carried out near rotating part of the machine, operate carefully to avoid being pulled into the machine. Please use dry cloth to wipe the instrument case at the time of cleaning.