Features: 1. LED Road Flares with Superior Visibility: Up to 1 mile visibility. The Warning Flashing Beacon would be the best road safety backup. 2. 9 Emergency Flashing Modes and Anti-Damage: Including universal SOS sign and U.S. Coast guards sign.The solid built make them shock-resistant,water-resistant.vibration-resistant and crush resistant. 3. Easy to Use and Long Battery Life: The bottom of the product has hook and strong magnetic, so you can stick a road flare anywhere on your vehicle's exterior. 4. Universal Use: They can also be used to help navigate your vehicle within an unlit area such as a driveway, garage and much more. 5.It can be used with carabiner and a bag. It is a must-have for night travelers. The product shell is out of TPR elastic plastic, which is resistant to vehicle crushing, water and oil. Mini version Specifications: Appearance Color: Orange Lights Color: Red Material: TPR+PC Size: 60*25mm Power by: 2*CR2032 Waterproof Rating: IP44 Mode: 3 Modes Battery version Specifications: Appearance Color: Orange Lights Color: Red Material: ABS Size: 102*202*34mm Power by: 3 * AAA batteries(not included) Waterproof Rating: IP65 Note: 1.Please allow slight 1-3mm difference due to manual measurement and a little color variation for different display setting. 2.Battery version without battery.Thank you for your understanding!