Bluetooth Connection and APP Control - 1. Scan the QR code then download and install the "Fi Light". 2. Turn on the RGB led wash light and Bluetooth, the phone will automatically connect to the RGB light bar. No gateway. 3. Open the APP and click the link icon, then choose your favorite color or mode. Maximum control range of the wall washer light up to 65 feet. (Note: Don't have obstructions on the wash lights, and don't go through walls to control them, as this will block the Bluetooth signal)16 Million Colors & 20 Modes - The stage light bar has different color combinations and modes, 16 million custom colors (included 3500K warm white and 6500K cold white) & 20 modes for you to choose. This wash light can be controlled by group or separately, and brightness is adjustable.IP65 Waterproof and Wide Application - IP65 waterproof rating to ensure that the wash lights bar can work in any bad weather or environment (Note: Do not immerse the light in water). Ideal for indoor and outdoor, including church, party, garden, landscape, etc.Timing and Memory Function - RGB LED wall washer light allows you to set the working time, you can set the opening and closing time of the wash light arbitrarily; Memory Function make the wash light stay at your last setting when turn on again, no need to reset it.Sync with Music - APP can automatically recognize the music in the phone, tap the music or voice function in the APP, LED wash light will change colors according to rhythm of music.