31.8mm Large Bicycle Bell Color:Black make your bike visible

make your bike visible

not the laptop for the power source

LONG BATTERY LIFE

4>Now  programming is successful

3>Press  a button on your original remote in the same time and one of the button  on the clone remote and hold until the LED on the clone remote flashes  steadily

31.8mm Large Bicycle Bell Color:Black make your bike visibleMUTIL USE: For electric & road& mountain bikes, cycle, scooter, Ebike, tricycle, MTB, BMX. PERFECT FASHION DESIGNA bicycle bell with a beautiful tone, bicycle bell with the "O" design that revolutionized bells for bikes. It is compact, not take more space on the bike bar. HIGH QUALITY MATERIALMade of aluminum alloy, lightweight but durability. LOUND BUT NOT NOISEUp to 90 db sound, loud and clear. HOW TO INSTALL? 1. Use cross screw driver take off the