The Exo Terra After Glow Incandescent Metal Reflector is a versatile fixture that serves as both a day and night light. It emits a powerful, reflective glow that works perfectly with compact fluorescent and incandescent bulbs. This moon-like light is designed to keep your reptile calm and reduce anxiety, making it ideal for nocturnal viewing. Plus, it's incredibly energy efficient and adds a captivating touch to any terrarium.