USB crystal salt lamp

This crystal salt lamp releases negative ions, absorbs moisture and neutralizes excess positive ions in the air. Crystal salt lamps can purify the air and to eliminate smoke and unpleasant odor from the air. The natural light of the lamp can also relieve eye fatigue. You can set it to be one color or constantly changing color. The brightness of the lamp is adjustable.

Material: ABS + electronic components
Size: 94 x 94 x 141mm
Options: black round, white round, black square, white square