1). 2012 best selling Silicone watch; 2). LED watch; 3). Display time, date, USB used and remaning ... confortable service;2. Large tape, suitable for wearing;3. LED screen, display time, date and battery's capacity;4. ... well;5. Capacityr: 32MB~32GB memory for options;6. LED wrist watch;7. Built-in rechargeable lithium battery, 110mA ... . Unit size: 22.5*2.5*1(cm). 2012 best selling Silicone watch LED watch