LED Bike Wheel Hub Lights, 21 Lighting Modes Bicycle Tire Spoke Light for Bikes Riding at Night, Waterproof, Super Bright, Fun & Safe Cycling Gifts for Boys Girls Adults.(2 Pack)
Brand: STAUKOK
Color: colorful
LED bike wheel hub lights, with excellent waterproof function, capable to prevent water from penetrating inside the battery, so you don't need to worry about riding in the rainy or snowy day, very durable.

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✿7-COLOR & 21 MODES - Long press the power button for 1 second to turn on/off the bike lights. Short press the touch button in the power-on state to change the light mode and color. There has red, green, blue, navy, pink, yellow, white 7-color, 21 light modes are composed of mochrome gradient/rotation, two-color gradient/rotation, three-color gradient/rotation, seven-color rotation/flicker.
✿USB CHARGING - The bike wheel lights built-in 240mAh Li-Battery, USB charging, no battery needed any more, give you a Eco-friendly and energy saving life. It can be charged by computer, power bank, etc. The bicycle lights could work continuously for 8-12 hours after fully charging.
✿EASY TO USE - Bicycle wheel hub lights is simple to installation and removal. According to the diameter of the wheel hub to select appropriate sized hub pad (included) to stick on the inner ring of the light. Encircle the light in the center of the hub, and then buckle up. No need other assist tools.
✿WATERPROOF DESIGN - Bike tire lights adopt IP65 waterproof design and super bright lights, suitable for all kinds of weathers, can be worked normally in rainy or snowy days, very durable. But one important thing needs to attention: Bike lights for wheels cannot be soaked in waters.
✿UNIVERSAL BIKE WHEEL LIGHTS - This bicycle wheel lights compatible for almost all bikes, such as foldable bike, road bike, mountain bike, hybrid bikes, triathlon bikes and touring bicycles and so on. Please measure if the hub of your bike is less than 30 mm before purchasing, it don't apply to more than 30 mm.