... DRIVE+ BALL PEN SPECIFICATIONS:1Ball pen and flash drive skillfully coalescent,looks more mellifluence and pretty,configuration novelty,vogue and practicality 2Refill can ... 64MB, 128MB, 256MB, 512MB, 1GB,2GB,4GB,8GB and 16GB 4Customer can customize Broadcast,eg.plug into the USB ... long time8High-speed USB 2.0 transmission.Just plug-and-play.Driver is not requiredexcept WIN98) 9Operating system: ...