Unbranded 16 Changement De Couleur USB Led Méduse Lave Lampe Aquarium Tank Table Nigh

1.Load 3*AA battery or connect the power with USB wire. (Choose one way only,discharge the battery if you use USB wire)2.Put clear water inside the tank.(95% full is enough)3.Turn on switch on the base of the lamp.4.Add 3 drops of detergent into water and wait for about 1 minute to release the bubble from the tank.5.Dip the 2 jellyfish into water then they will float up and down(If there are some bubble under the head of jellyfish,use a stick to turn it over to release the bubble,or the jellyfish will keep floating on top)Note:Do not keep the lamp working more than 8 hours each day to save the life of motor.Change the water after about 2 weeks because the water may gone dirty.