INSTALLATION MANUAL 63022A D1 ECHOES 100-2407 | E27 | 20W | P20 | Aluminum Light Warnings: 1. Fix the base on the ceiling. 2. Make sure that the product is installed properly before connecting to electricity. 3. Connect the AC power cable as shown in the above diagram. 4, Do not cover the fitting. «#5. Maintenance and installation should only be carried out by a professional electrician.