The Buyers Portable 4" Dome Lens Portable LED Beacon Light is designed to be weatherproof and durable. It is made of high-quality plastic and has a base seal with an O-ring for weatherproof operation. It features a hanging strap and magnetic base for temporary mounting alternatives. It is equipped with a built-in light sensor for hands-free operation. This amber LED beacon light is perfect for emergency and warning situations. It is lightweight and portable, making it easy to transport and store. With its bright and powerful LED light, this beacon light is sure to be seen in any situation. FleetPride is your First Click in Heavy Duty®.