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...Crystal,Glass Imprint Shown Choice: 3D/2D Laser Engraving,color Printing,Surface Sandblasting Engraving Technology: Cutting Dimensions: 90mmW×90mmD×275mmH (3-1/2''W×3-1/2''D×10-7/8''H) Black Wooden/Crystal B...
crystal pen drive hot crystal usb stick promotional gift crystal usb Model:U096 Material:metal+acrylic Color:transparent+metal silver Chip:long UDP Logo:laser enrgaving inside the crystal part and the metal par...
Crystal Usb Flash Drive, crystal usb stick, transparent crystal usb flash drive Model:U096 Material:metal+acrylic Color:transparent+metal silver Chip:long UDP Logo:laser enrgaving inside the crystal part and th...
... crystal oscillator is able to when for use, it is based on the piezoelectric effect: in two the wafer on a farm, will make the crystal mechanical deformation; coupled with alternating voltage in the quartz ...