Certification:ce Special Features:Strobe Light Material Type:Aluminum bracket + PVC lens Item Diameter:5cm Item Type:Warning Lights Assembly Color:Black Voltage:12V Interface Type:None Lumens:1800Lm Item Weight:0.3kg Model Name:3LED x 6 Modules Wattage:18W Origin:Mainland China Features: 1. Input Voltage: DC12V 2. Type: 3 LED x 6 Modules 3. Power: approximately 18W 4. Anti-collision, anti-dust and Waterproof 5. Perfect for use in Fog,Rainy,Snowy,Dust weather. Help To Improve Driving Safety 6. It is specifically designed to work on vehicles. Easy to install. Flash Modes (3 Types): 1. Flash Mode A- Left Lights and Right lights Fast Alternating Strobe 2. Flash Mode B- Left Lights and Right lights Single Alternating Strobe 3. Flash Mode C- Left Lights and Right lights Simultaneous Strobe Note: Easy to install, but professional installation is high recommended!