Discover the most exhilarating exclusive new routes with the latest Wi-Fi connected TomTom rider. Personalize trips with hills and curves; synchronize it with your device, and then ride. Take control of your smartphone with voice via Siri and Google now. Battery - Rechargeable Lithium Ion. Internal memory: 16 GB. Screen type Capacitive, glove-friendly, sunlight readable screen and Screen resolution 480 x 272 WQVGA.