Specification: * Images: Choose from 18 eye animations and 9 colors images , or upload a customized JPG picture/GIF (up to 1MB, 240x240 pixels). * Voltage: * Adapter Cable: Includes a 9-24V adapter cable (red wire for positive, black wire for negative. * Working temperature: -10℃—65℃ * Waterproof: No problem with rain and car washing but no soaking in water. * Light Diameter: 4.9cm/1.93inch (It can be installed into 2inch,2.5inch and 3inch lens) * Package: 1pcs light ( If need 2pcs, please order the 2pcs option. If order 2pcs, they are synced ) PRECAUTIONS: * * Before installation, test the light with a stable power supply. * Ensure the power supply is stable at 9-24V. * Connect lights with the power off, then turn on the power after completing the connections. * You can order 1pcs or 2pcs. If order 2pcs, they are synced. * The devil eye light is without low beam and high beam light. It is just devil eyes usage. Connect Tutorial( You can also follow the below video to connect) 1. 1. Power Connection Options: 9-24V adapter cable. 2. WiFi Setup: On your phone's WiFi settings, look for networks with the name starting with 'EYES_’ 3. Control Access: Open your phone's browser and enter 192.168.4.1 [http://192.168.4.1]to access the control page where you can select different animations. 4. You can choose animations from control page at phone or change by remote.