Description 1. Good Material & Compact Size: Made of heat - resistant ABS material, this solar anti - theft warning light can endure sun exposure without deforming, ensuring long - term use. Its dimensions are 50mm (5cm / 1.97") in length and 27mm (2.7cm / 1.06") in width, compact and easy to install in the car without taking up much space. 2. Solar Charging with USB Backup: This light supports automatic solar charging, converting sunlight into electrical energy. For long - term cloudy days, it also has a USB auxiliary charging function, ensuring it can work continuously even in low - light environments. 3. Infrared Intelligent Sensing: With infrared intelligent sensing technology, it can automatically detect light intensity. It stays off during the day and turns on at night or on cloudy days, with a flashing interval of about 5 seconds, simulating the working state of a real anti - theft device. 4. Easy Installation with Double - Sided Tape: The bottom is designed with double - sided tape, which allows for stable and firm installation. Just peel off the tape and stick it to the desired position in the car. The installation is tool - free and leaves no damage to the car interior, achieving non - destructive installation. Meanwhile, it can enhance the luxury feel of your car when parked. 5. Anti - Theft with Bright LED: Equipped with high - brightness LED beads, it can simulate the flashing of a real anti - theft device. This can effectively deter thieves, reducing the possibility of car theft, break - in, and glass smashing, providing an extra layer of security for your vehicle. Package list 1 x Solar Anti - Theft Warning Light