hygger 5-10 Gallon Nano Tank Mini Clip-on Aquarium Light with White Blue Red LEDs Fish Tank Lighting Built-in Timer 5 Brightness Levels 9WBrand: hygger Color: Black Features: 3 Lighting Modes & 5 Brightness Levels: hygger clip on aquarium light featured wit 3 color lights: red +blue LEDs, white LEDs and white +red +blue LEDs, each lighting color has 5 brightness dimming levels, meet the needs of different scenes Timer & Memory Function: The timer button with three lighting periods (6, 9, and 12 hours) to choose from. Just set the lighting time you want, it will turn on and off