USB Crystal Light natural himalayan salt lamp led Lamp Air Purifier

Features: Using a natural crystal salt ore. After the salt lamp is lit, a large amount of negative ions can be quickly released through heating, which can effectively improve the air quality and purify the air. Salt crystal unique natural orange pink light can help relieve stress and relieve fatigue.   Specifications:  Power supply: USB input  Material: ABS+PC+ Electronic Components  Rated voltage: DC5V  Size: 94 X 94 X 141 mm/3.7 X 3.7 X 5.55 in  Working current: 100-600mA  Power cable length: 1.2 m  Rated power: 3W  Function: Night light, ambient light, negative Ion Lamp  Every lamp with 5 color changing,you can let it change color constanly，or make it stay at one color.  Instructions for use:  1. Touch the key to turn on the warm light, long press the key to adjust the light brightness.  2. Double-touch the key, color gradient.  3. Three times touch switch, fixed light color.  4. Four times to touch the switch, shut down.   Package: 1 salt lamp 1