Features Specifications:Multi-function USB Charger kits,USB Gift Set  Multi-function USB Charger kits,USB Gift SetFeatures:Keyloop, CaplessStandard Production:10-14 Business DaysRush Service: (128MB/512MB-8GB) (512MB-8GB)Imprinting Options:4 Color Imprint, Laser EngravingImprint Locations:Front Side, Reverse SideImprint Area:1 " x 1/2" (25.40mm x 12.70mm)Product detailsThe rubber coating on the plastic body of the Swivel series makes the product easy to grip. You never have to worry about losing your cap since this model comes with a steel swivel lid. SpecificationsCapacity64MB, 128MB, 256MB, 512MB, 1GB, 2GB, 4GB, 8GBCompatibilityPC or Notebook with a USB interfaceOperating SystemsWindows Vista/XP/2000/ME/98/95, Mac OS 8.6 and above, Linux 2.4.XDriversOnly required for Windows 98/95. Online download availableTransfer RateHigh Speed USB 2.0. USB 1.1 CompatibleData Retention10 Years MinimumDimensions L x W x H2.17 x 0.63" x 0.35" ( 55mm x 16mm x 8.9mm )Imprint SurfaceMetal ( Swivel Case Available in Metal, Gold and Black Colors )HousingPlasticWeight0.42oz ( 12 g )WarrantyLifetime WarrantyCustomization detailsPrices include the setup charge and a two color imprint. Additional colors - $0.45 USD per color/unit Data customization services include: Standard Data Preload, Menu-Prompt Autorun, AutoPlay Autorun, Non-Erasable Content, Custom Icon Creation and USB Serialization Services Add more value to your giveaway by adding a Key Chain, Lanyard Neck String or USB Extension Cable to your order Ask us about a wide selection of packaging options, including variety of gift boxes and customized clam shells Virtual Pre-Production Proof and PMS color matching services are provided at no extra charge All our products can also be ordered without any customization at our discounted wholesale prices  Capacity 25 50 100 200 500 1000 64MB $3.60$3.50$3.20$2.90$2.83$2.80 128MB $3.70$3.60$3.30$3.00$2.93$2.90 256MB $3.80$3.70$3.40$3.10$3.03$3.00 512MB $4.60$4.50$4.20$3.93$3.23$3.20 1GB$5.00$4.90$4.60$4.33$3.63$3.60 2GB $5.90$5.80$5.50$5.23$4.53$4.50 4GB $8.30$8.20$7.90$7.63$6.93$6.90 8GB $12.10$12.00$11.70$11.43$10.73$10.70