... 50/60Hz Operation frequency: 40,000HzPower :35W On or Off: 3 minutesExterior size: 20 *14*12.5cmPacking size: 24.5* ... implement can be make use of washes precise electrical equipment circuit board and accessory such as mobile telephone , intercom , Walkman , to ... haptic lens) , magnifying glass , telescope , microscope , camera , telecamera etc.3.The family applies:Daily things as the the gold ,silver ...