■               SPECIFICATlONS:
Power source         : Button battery CR2032(3V)1 Piece

Display              : Change color backlight with LCD displaty.

Automatic power off  : Power is cut off after the unit is left unattended for about 3 minutes.

Calibration          : 440Hz.

Sound detection      : Vibration sensor.

Dimensions           : 62(W)x31(H)x17(D)

Weight               : Approx. 20g(including battery)