AOPUTTRIVER Bike Light Set USB Rechargeable Bicycle SpeedometerSuper Bright Waterproof Bicycle Odometer Speedometer 4 Light Modes & Trumpet Fits All Bicycles, Mountain, Road

??? Basic Information ??? Weight: 100 g Material: ABSPlastic Dimension: 14x11.5x4cm Battery Capacity: 1500mAh Charging Mode: USB charging Discharge Time: 3 hours always on ???How to Set??? Step1?Set the unit --- Long press the Set Button "- and the Mode Button "+", the words "km/h", press the Set Button "-" to change it as m/h or not. Step2?Set the speed --- Press the Mode Button"+", at the same time, the number "208" will blink on the display, it means the default wheel size, the unit is Step3?CM. You could press the set button"-" to change the wheel size from 10-315 CM. Step4?Set the ODO --- Press the Mode Button"+", press the set button"-" to adjust ODO. Step5?Press the Mode Button"+". Done. ???Product Features??? ?Waterproof: IPX65 bicycle light, ride your bike,rainor shine! ?Four Light Modes: Mode1?the super bright white light on; Mode2?the white light becomes weak; Mode3?the white light keeps blinking and the orange auxiliary light keeps turning on; Mode4?the orange auxiliary light keeps shining. ?Five Speedometer Functions: ODO, AVS, DST, TM, MXS to record total cycling mileage, the average speed of riding, the riding distance, cycling time and the maximum speed of riding. ?Various Functions: Remaining battery indicator, unit conversion(Km/h, m/h), auto power off if no any operation within 30 seconds. ?More than a bike light: can be used as an emergency flashlight?torch?helmet headlight?camping?walking or other nighttime work. ???Package Contents??? 1* LED Bicycle Lights 1* Red Bicycle Rear Light 1* USB Charging Cable 1* Code Table Data Receiver 1* Code Table Data Sensor 1* Operation Manual 4* Fixing Strap