1.36 super bright red LED hidden inside water-proof clear cup
2. Double function: Lighted warning and reflecting with arrows in reflector
3. Flashed or glowed LED light can be seen to 2, 500 meters away
4. Self-illuminated reflective light can be seen to 200 meters away
5.2 versions: White arrow on red blanket or red arrow on white blanket
6. Water resistance design with carrying bag
7. Strong magnet and grommet on 4 sides to hang on any place and prevent wind
8. Standard size: 99 cm long and 48cm high
9. Custom length and width and LED number optional
10. Use 4 x AA batteries and car plug optional