Using this Exo Terra Nighttime Heat Lamp is easy. Simply install it in a suitable lamp fixture in your pet's habitat. It's best to place it at an appropriate height to evenly distribute the light and heat. Remember, this lamp is designed for nocturnal use, so use it during the night hours to keep your pet's day - night cycle normal. As for maintenance, keep the bulb clean. You can gently wipe it with a soft, dry cloth when it's cool. Don't touch the bulb with wet hands as it may cause damage. Also, make sure to replace the bulb when it starts to dim or stops working to ensure your pet always has the right environment.