Description [2.8" color touchscreen and brightness sensor] The Rider S510 features a 2.8" color touchscreen with adaptive brightness sensor that automatically adjusts the backlighting, guaranteeing optimal visibility in all lighting conditions. With its intuitive interface displaying detailed cycling data, it keeps all essential information at your fingertips. 30-hour extended battery life] Designed for long rides, the Rider S510 offers up to 30 hours of autonomy on a single charge, allowing you to explore from sunrise to sunset without the need to stop and recharge. Unlimited climbing data] W...