LED Jellyfish Lava Lamp, 7 Color Changing Aquarium Light, Home Decoration Night Light, Can Be Used As Birthday Gift Or Christmas Gift.

Instructions for use 1. 5V for plug 2. Before use, inject one-half of the water into the aquarium, shake it a few times and pour it out to clean the impurities in the aquarium. 3. Plug in the USB cable, inject water again, the water surface is about one centimeter away from the mouth of the bottle, and drop 3-6 drops of detergent into the water. 4. After leveling the tentacles of the jellyfish, put it in the water and cover it. Just turn on the switch. Note: When used for the first time, a large number of bubbles will adhere to the surface of the jellyfish, which may cause the jellyfish to float improperly. Leave it for a period of time, and the bubbles will swim normally after disappearing, or you can manually remove the bubbles on the surface of the jellyfish.