Twinkle Star 6 Pack LED Road Flares Flashing Warning Lights Roadside Safety Emergency Disc Beacon for Car, Marine Boat Solid Construction : IP 67 waterproof, anti-collision, anti-rain, anti-pressure LED flare lights is the vehicle, bicycle, ship emergency necessary tools. Package incldues: 6 Pack LED Road Flares. Multipurpose: It can be used for traffic control, as a warning light, as a rescue beacon, and in any other emergency situations. Also as a great tools for outdoor activities such as camping, hiking, boating, cycling, etc. High Visibility: The super-bright red LED array could see a mile view at night. Requires 18 AAA Alkaline batteries(batteries included). The battery could work for 36 hours 9 Different flash modes, including SOS rescue and 3 LED flashlight. Provide 9 warning lights to help different situations. Note: Please remove the insulating strip for the first time use. The main photo for your reference.