Features: Nice Ornament: Bright stars smooth quicksand increase the three-dimensional color change. Crystal clear adding different dynamic beaty.The sand is fine the pictures are vivid and varied and there are layers. Different colors of sand have different proportions and quicksand falls to form a fascinating picture. Relief Anxiety: Simple decoration and creative life the ups and downs and orderly pictures receive unexpected aesthetic effects relieve pressure and release eye fatigue. Colorful Lamp: The lamp has 3 gears lighting optional the first gear is bright white light the second mode is neutral natural light and the last mode is warm sweer light. It can certainly bring joys to your house. Two Modes Power Supply: The lamp can be powered by two modes USB rechargeable and battery operated. It's much more convenient for you to use it as indoor decorative lamp for a long period. Customer Service: If you confront any problems about our products please feel free to contact us we are ready to help. We will solve your problems as soon as possible. Specification: Material: Glass plastic Product Size: 24.5 * 21.5 * 4.5cm Weight: About 550g USB Cable Length: 97.5cm Power Supply:USB plug-in / 2 * AA battery power (Batteries need to provide by your own) Notes: 1. Due to different monitors and lighting effects the actual color may be slightly different from the image. 2. Due to manual measurement please allow 1-3cm deviation. includes: 1Table Lamp 1Charging Cable 1Air Regulator "