This kind of LED Light for Bicycle gives you the excellent brightness in the dark or in strong backlighting with this long-lasting LEDs that features color balance. The LED light fits easily on to your bike and give you extra safety while cycling at night. The lamp holder side is transparent with aura， which can shine and make cycling more secure and smooth. You don&acute;t need to worry about in the rainy day for its waterproof features.                                    Features                Lc - 016 16pcs single color led (blue， red green and orange) flash 30kinds of flower pattem<br>    LC - 016c 16pcs seven - color led flash 10 kinds of colorful， meaest and attractive flower pattern<br>    Fix on any size of spoke with three rotary bolts， work with 3 x AAA battery<br>    Equipped with light sensor and movement sensor flash only in night and action<br>    Working time more than 30hours continously<br>    Waterproof<br>    Number: 16LED<br>    Dimensions: 16.3 x 3.8 x 1.5cm / 6.41" x 1.50" x 0.59" (L x W x H)<br>    Weight: 114g / 4.02oz<br>                                                                                                Package Includes                1 x 16 Lamp 32 Picture Bicycle Wheels Light<br>    3 x AAA Battery<br>