100% brand new. Original gift for dentist and staff or for your special dental professional Convenient to carry Easy to read and read in high speed, easy to store and carry for transferring large files Great to store your image, music and other data Plug and play, no drivers required Shock resistance, damp proof, lighting resistance, antimagnetic Can endure impact and knock of 3 meters fall Use A-class chip, can be erased repeatedly for 100,0000 times Compatible with PC, notebook, MAC Interface: USB 2.0 Reading Speed: 5M/S Writing Speed: 3M/S Storage Capability: 4GB USB Service Voltage: 4.5V-5.5V Material: PlasticAL Dental