LCD DIGITAL & 5 LANGUAGE DISPLAY: LCD DIGITAL & 5 LANGUAGE DISPLAY: The LCD digital display give you guarantees you can read you statistics easily.Also this bike computer can be switched to 5 languages : English,Deutsch,France,Dutch,Espanol,can share it with your friend and family with no obstaclesMULTI FUNCTION AND WIDE SUITABLE: It works well to measure speed,distance,riding time calorie counter and etc which what any serious bicyclist or fitness fanatic needs.Small size ,lightweight and wireless design make it suitable for most types of bicycles:Road bicycles, mountain bikes, folding bikes,and other common bicycles.That is perfect for beginner cyclists looking to take their riding to the next levelDAY AND NIGHT BACKLIGHT: Provides backlight for viewing,therefore you are able to read all your data easily and clearly,in particular while during dark hours.The back light will turn on when press two buttons in the same time.If you are not satisfied with the product or have any questions, please feel free to contact us, we will solve the problem for you and provide free replacementWIRELESS AND WATERPROOF DESIGN: Wireless and Waterproof Design Makes It More Convenient and Durable. Never worried about the complex in install the wires on your handlebarswaterproof- design no need to worry about rain, BUT don't put in the rainstorm or stay in water. Don't put it in heavy rainPOWER SAVING & AUTO SYSTEMS: Built-in auto on/off function means you don't have to worry about the battery wasting power.