Excellent visibility - 15 super bright LED lights can be seen up to 1 mile at night Flash Modes - It can provide 9 different flash modes, including SOS rescue and 3 LED flashlights to help you in different situations. Wide range of applications - can be used for traffic control, traffic lights, rescue signs and other emergencies. GOOD DESIGN - This product has sturdy hooks and magnets on the bottom for easy use in bikes and cars. HIGH QUALITY - The LED signal light is shatterproof and rainproof, high quality. Product display: 3 patch light bulbs on the front can be used for emergency lighting, 12 red lights on the side, multiple lighting modes, strong penetrating power. Display on the back of the product: There are strong magnets and hooks on the back, and a variety of fixing methods are convenient for fixing on different occasions. Battery: Powered by 3 AAA batteries (batteries not included in the package)