重灌俠 wrote:官網上面是寫,記憶體...(恕刪) 根據TomTom的user guide應該是至少9小時It takes approximately 2 hours for the battery to fully charge. You can chargeyour watch by connecting it to your computer’s USB port. The battery will last forup to 9 hours of run time before it needs to be recharged.Link for the TomTom user guidehttp://www.tomtom.com/lib/doc/Nike-SportWatch-QuickStartGuide-EN.pdf