USB connection, more convenient. Universal, simple and convenient. The lamp of the desk lamp can be adjusted 180°. 3 color Dimming: It means that three color temperatures can be switched. It is very suitable for bedside, living room, desktop decoration and other scenes. It can be dimmed and brightened, and you can choose the brightness you need at will. It can be given as a gift, holiday gift, birthday gift to friends. size: Butterfly 10 x 19 x 37cm Material: Metal + acrylic colour: As shown Package Contents: 1 x Table Lamp Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.