Key USB Flash Drives With Key Rings Lanyards1. Brief descriptionThis key shape USB, It is not only a practical tool, it can also be a wonderful promotion gifts for trade shows! Its perfect small size and standard key loop can be fit with any key rings. The polished finish and Aluminum texture make it beautiful and brief appearance. Moreover, its price is always low and it is one of the best sellers, and buyers often trust the quality as well. Just put it in your pocket or even on your key ring, and then you can show the data to your clients anywhere! Put the name or logo on it to increase your company's visibility.2. Quick details  ● Product Size: 55 x 25 x 3.5mm● Print Area: 8X 32mm● Body Material: Metal● Print options: Laser engraving, Silk Screen print3. SpecificationsCapacity: 128MB, 256MB, 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB, 64GB, 128GBCompatibility: For Mac OS and Windows PCOperating System: All Windows OS, Mac OS 8.6 and above  Power: No external power required  Data Retention: 10 Year Minimum  Warranty: 5 YearsOperating current: <50mA cSuspend current: <300uA cOperating temperature: -40 °C (-40°F) to +70 °C (158°F)Storage temperature: -50 °C (-58°F) to +85 °C (185°F)4. Packing detailsFree pack by OPP bagPlastic pack box and other customized package for optional.5. Other services:● Data preload● Auto-play auto-run● Non-erasable content