Led Jellyfish Night Light Color Changing Light Artificial Mini Aquarium Night Light Romantic Gift Robot Vacuum Cleaner|Table Lamps Features: *1. The fascinating jellyfish have vivid movements. When these two neon-dotted jellyfish swim in the pool, you will be fascinated. *2. The color can be set randomly, which will change every time you look at it, bringing new pleasure to your eyes and senses. *3. Very suitable for children's night lights. *4. It is an excellent gift for those who love marine life or want to have a unique design. *5.Led jellyfish lamp, watch jellyfish model swim quietly to create a beautiful atmosphere. *6. It is very suitable for office or family. Lighting and jellyfish create a quiet environment. Specification: Product type: lamp Dimensions: 10.5 *10.5* 28cm/4.1*4.1*11inch Material: ABS & acrylic Weight: 500g Lists: 1 * Lamp 1 * USB power supply 2 * Big jellyfish Notes: 1. If jellyfish don't swim, please add more detergent (add 3 drops of soapy water to the water and place it for 1 minute. ) 2. When it is used for the first time, there will be many bubbles on the surface of jellyfish, which may lead to poor floating of jellyfish. After a period of time, when the bubbles disappear, it will swim normally, or you can remove the bubbles from the jellyfish surface manually. (Pour 2 jellyfish into water until they are completely submerged. If some bubbles are trapped, shake jellyfish up and down to remove bubbles. ) Operation manual: 1. Remove the screws and remove the battery cover. 2. Insert the 3AA battery and cover the battery cover (if using USB cable, please take out the battery) or use USB cable to connect the power supply to the USB interface (4.5V 450Am) (If you are using a USB cable, please perform this step after step 4) 3. Remove the cover from the top of the water tank. 4. Fill the water tank. 5. Turn on the switch at the bottom of the lamp 6. Add 3 drops of soapy water to the water and place it for 1 minute. 7. Pour 2 jellyfish into water until they are completely submerged. If some bubbles are trapped, shake jellyfish up and down to remove bubbles. 8. Put the lid back in the water tank and enjoy it. Note: Do not let the lamp work for more than 8 hours every day to save the life of the motor.