Using this Access Lighting Solero Dual Voltage LED Flush Mount is easy. First, make sure the power is off before installation. Then, mount it on the ceiling following the included instructions. Since it has dual - voltage capability, it can work with different power supplies from 120 to 277 volts. For normal use, just turn on the power switch and enjoy the bright, warm light. When there's an emergency, it will automatically provide backup illumination. As for maintenance, keep the fixture clean by gently wiping it with a soft, dry cloth. Avoid using abrasive cleaners as they can damage the steel fixture or acrylic shade. If the lamp needs replacement, turn off the power and carefully replace it with a compatible 24W LED lamp. Remember, this light is rated for damp locations but not suitable for marine environments. Also, it's not ADA compliant or Dark Sky compliant, so use it accordingly.