4-in-1 Bike Lights Set, Bike Computer with Light,Horn and Tail Light,Rechargeable IPX6 Waterproof Bike Speedometer Odometer,Bike Lights Front and Back,Cycling Computer for All Bikes (Black)

NOTE There is a protective film on the surface of the bike computer, please reomve it before use. BIKE COMPUTER SETTING Step 1: Set the wheel perimeter --- Press the "SET" Button and the "MODE" Button together for seconds, the original number will blink on the display. You could press the "SET" Button to change the wheel size, the unit is MM. Step 2: Set the speed unit --- After step 1, Press the "MODE" to the words "km/h", press the "SET" Button to change it to mph or not. Step 3: Set the weight --- After step 2, press the "MODE" Button to the weight setting, press the "SET" Button to change the weight of rider, the unit is KG. Step 4: Set the clock --- After step 3, press the "MODE" Button to the clock setting, press the "SET" Button to change the time. SPECIFICATION Headlight: Headlight brightness: 800 lumens Lighting mode: High light/Low light/Single light/Strobe Effective range: 275m Electronic horn: 120 db Working time: 6-12hrs Computer life: over 3000hrs Rechargeable Battery: 4000mAh Charging mode: USB charging Charging time: 3-4hrs Sensor battery: CR2032 Sensor battery life: 12months, 1hr/day Waterproof: IPX6 Weight: about 170g(0.37LB) Size: about 160*135*50mm Tail light: Brightness: 50 lumens Effective range: 50m Lighting mode: High light/Quick Flash/Slow Flash/Strobe Rechargeable Battery: 330mAh Working time: 4-10hrs Waterproof: IPX4 Weight:22g(0.05LB) PACKAGE 1 * 3 in 1 Bike Computer 1 * Bike Rear Light with Bracket 1 * Lighting and Sound Controller 1 * Controller Fixed Strap 1 * Bracket 1 * Magnet 1 * Sensor 2 * CR2032 Battery 3 * Cable Tie 1 * Installation Kit 2 * USB Charging Cable 1 * Manual