Motion Activated Blue Light 7-LED Message Display Wheel Lights for Bikes and Cars
Flash Wheel Light for car/motorcycle/bike - Automatically on when the wheel runs/off when the wheel stop running - Messages available: I Love You; Happy New Year; Welcome - Compact design and lightweight High intensity light increases visibility at night for safety - Makes impressive effects which vary with wheel speed -- all the way up to full motion circle - 3*AG10 batteries included (replaceable)