- LCD digital display: Large LCD screen for easy reading of speed, distance, and ride time. - Multifunctional and lightweight: Small size, light weight, wireless and waterproof design for durability and convenience. Tracks speed, distance, and ride time. - Day and night backlight: Green and white illumination to distinguish day from night. Note: a slight rattling of the unit is normal and due to the wireless auto function. - Sleek and practical design: Compact, lightweight, multifunction unit that functions as a bicycle speedometer and odometer, measuring speed, distance, and ride time. - broad compatibility: Suitable for all bicycle types, including road bikes, mountain bikes, folding bikes, and standard bikes. - Use scenarios: Ideal for daily commuting to monitor pace and duration; great for training rides to gauge distance and performance; convenient for weekend road or trail trips to manage pace and total ride time.