hygger 0.5-3 Gallon Small Aquarium LED Light for Fish Tank Full Spectrum Lighting with 24/7 Day-Night Cycle & Auto On/Off Timer, Adjustable Brightness, 7 Colors Options, Extendable Bracket Plant LightBrand: hygger Color: Black Features: For 0. 5 3 Gallon Small Fish TankThis small aquarium lights come with two 1. 6 inch tall extendable metal brackets for use in a 7 inch to 11 inch long tank. There are 7 sizes available, choose the appropriate size based on the length of your aquarium Upgrade Day Night Cycle Mode24 7 mode lets you have the option of selecting a custom schedule with 24 hour automatic gradual of sunrise, sunlight, sunset, and night