Designed by Pros, Engineered for Performance Colour Touchscreen Large Display Designed with the 3.4'' large display, the Rider S800 utilizes an intuitive Graphical User Interface with easy-to-understand icons, incorporating both a classic cycling page mode as well as Graphical Modes for viewing cycling data in a dynamic multi-colored graphical setup. Ambient Light Sensor Using the built-in ambient light sensor, the Bryton Rider S800 can automatically adjust its backlight based on the lighting conditions around it. When riding indoors, passing through a tunnel, under trees, etc., the backlight will automatically become brighter to compensate, ensuring optimal screen settings anywhere and anytime you ride! Customizable Quick-Status Menu The quick status menu is viewable at any time from the meter page by simply tapping on the screen. 36 Hours of Battery Life Equipped with an enormous 36 hours battery, the Rider S800 has the strength and stamina to take on any challenge. Seamless Recording The Rider S800 allows you to continue recording where you left off, even if the device is powered off, and will resume recording once powered back on!