3 in 1 Smart Bike Headlight 800Lm Brightness 2000mAh Battery IP65 Waterproof with Speedometer Horn LED Bike Lamp Cycling

ParametersName bicycle yardstick horn lightMaterial ABSLamp beads T6 lamp beadsBrightness 800 lumensHorn 120dBBattery 2000mAhWaterproof IP65 waterproof ratingLight way German standard anti shooting eyesColor black blue red greenWay code table and sensor for not wire connectionScreen backlight display at nightLight mode strong light low light SOS flashing warningWeight 311 grams including packaging Size 11 9 5 8 9 cmFunction Five light mode switching five voices current speed Total mileage Single trip mileage Maximum driving speed Average speed Travel time total travel time Real Time Clock Backlight function calories temperature battery power Power saving function Kilometer setting tire circumference setting Total mileage setting Total travel time setting Wireless reception Weight settingInstructions 1 Enter the interface after powering on and full displayThe first line displays real time time calories cycling distance total cycling distance cycling time total cycling distance etc 2 Press Mode to switch the function of the first row left button In the current function interface long press the mode key to enter the setting or clearing state For example in TOTAL DIST mode press and hold the mode key to enter the setting state In the setting state continue to press the mode key to select and press the set key to add and subtract until the end of the bit selection Only the total riding time total riding distanc