INCLUDES MEMORY FUNCTIONThis light comes in 7 different colors, each with a stunning high-light effect. With thirty modes to choose from, including seven-color fast flash, seven-color slow flash, seven-color SOS mode, four-color constant light, civil aviation mode, and cycle mode, you'll never run out of options to suit your needs.FLASHING LIGHTSIntroducing our flashing light, the perfect accessory for your outdoor adventures! With its USB convenient charging feature and built-in 350mAh/3.7V battery, you can easily recharge it using the USB charging socket and matching cable.STANDOUT FEATURESOne of the standout features of this light is its bright wireless signal lights. Say goodbye to complicated wiring as this light can be easily installed without any hassle. It is widely applicable and can be used in various settings.GIFTS FOR CYCLISTSThe flashing light is deeply waterproof, allowing you to use it even in the rain without any fear of damage. Its non-destructive installation makes it even more convenient, as you can stick it to a flat surface using the fastener tape or magnetically attract it.SIZE DETAILSThe length of this product is 6.02cm, the width is 5.5cm and the height is 1.89cm. Whether you're camping, hiking, cycling, or simply need a reliable signal light for emergencies, our flashing light is the perfect choice.