1. 3 colour temperature options: This rechargeable light features three adjustable colour temperatures, providing the lighting for coral and marine tanks to promote healthy growth, while also giving your aquarium a visually appealing glow 2. Adjustable Brightness Control: With multiple brightness settings, you can easily adjust the light intensity to suit the needs of your coral reef tank, ensuring lighting for aquatic life and a vibrant aquarium environment 3. Rechargeable and Energy Efficient: Designed with convenience in mind, this light is rechargeable and ecofriendly, offering longlasting illumination for your tank without the need for constant battery replacements or energy consumption 4. Compact Versatile Design: The lightweight design allows for easy attachment to various tank sizes, providing targeted lighting without taking up too much space, making it ideal for compact coral tanks or small aquariums