Product Details: Odometer Speedometer:SPD - Current Speed (up to 99.9 km/mile per hour)ODO - Odometer (0.001 to 99999 km/mile)DST - Trip Distance range from 0 to 9999 km/mileMXS - Maximum SpeedAVS - Average SpeedTM - Trip Time (0:00:00 - 9:59:59)Celsius degree/Fahrenheit degree selectionCLK - Clock (12H/24H)Cadence - Speed Comparator - indicate the current speed is higher or lower than the average speed (AVS)Scan - Screen display varies among DST， MXS， AVS， and TM every 4 secondsSetting Speed Scale (km/h)Setting Tire Circumference (0 ~ 9999mm)Setting the last value of odometer/ODD (km/mile)Freeze Frame MemoryMaintenance Alert2 tier LCD displayCompact and slim designHandy， Compact， Portable and ConvenientTime display function， also can be used as a watch Wonderful gadget for travelingEasy to install， easy to read LCD display， ideal companion for your bicycleEffectively help you to track your progress and improve your staminaUses one 1.5V AG13 battery (included)Size (Computer Console): 46 x 46 x 19mmSize (LCD display): 3 x 2.5 cmSensor Cable Length (Approx.): 85cmWaterproof 5 LED Bike Head + 9 LED Rear Safety Light:5 LED Bike Head Light100% BRAND NEW. High Quality!!5 LED Bike Head Light Features:Ultra-bright LED White Light Water resistant， shockproof， and erode prevent design，Perfect for use under the bad outdoors environment.Operation life up to 100，000 hours， never need replace .Latest Light-focusing Technology3 operation mode: Steady， Flash or fast flashing. change mode by pressing the button on the topQuick release bracket， easy to install， portable attach to your bicycleLong lasting: Up to 150 hours operation with 4 x "AAA" batteries (not included)9 LED Bike Safety taillight:9 Bright Red lights. Water resistantOperation life up to 100，000 hours.6 Modes: 1 steady， 2 kinds of flashing and 3 kinds of running light.Quick release bracket， portable install to your bicycleSuitable for any bicycle to give alert in bad weatherLong lasting: Up to 150 hours operation with 2 x "AAA" batteries (not included)