Bike Speedometer Wired Bike Odometer Waterproof Bike Computer Bicycle Computer Backlight with LCD Display mph

The latest upgrade to the Manual better explained installation, setting and operation by ILLUSTRATIONS. 3 QR codes provide electronic version of the Manual, operation video and Tire Circumference Chart containing 70 plus typical models of bikes worldwide as the largest range of parameters for setting to date, presenting possibilities for users to view all of them directly on their cell phone screens. EASY INSTALLATION: Secure and convenient bracket for easy installation, Wind the cable of the wired speedometer along the brake line of your bike, and the gap between the sensor and the magnet should be less than 3mm. Suitable for most bicycles 0.98-1.24 Inch handlebar diameter. (Please measure your bicycle handlebar before order) WATER RESISTRANT & Large LCD Backlight: IPX6 Waterproof keep moving in most weather, with full-sealed design, waterproof body allows the bike computer to stay with you in most weather. Wired design gives your more accurate speed and cadence tracking, Tailored for riding enthusiasts, track riding speed and distance instead of cellphone, observe your riding status at any time. BE NOTED: Wired length 41 inch (105 cm); For Wireless model, please mount the speedometer on the front wheel to get a more accurate speed information; The max distance between Wireless bicycle computer and transmitter is 80cm, try to adjust the location of transmitter within this scope. The max distance between transmitter and magnet should be less than 5mm, try to adjust the location of magnet within this scope. Transmitter and Wireless bicycle computer should be placed vertically, the angle should be less than 30 Degree . Wired means there will be a wire between sensor and receiver, higher data reliability; Wireless means data will transfer by wireless RTT(Radio Transfers Technology), more convenient when mounting and using.