Mini size, can be organized into a small size for carrying, very suitable for outdoor, travel or business trip use. On/off key: Press the on/off key to adjust the light color. Press and hold the on/off key for stepless dimming. Battery or USB rechargeable mini LED reading light, can stand on the table or clip on the book. The oval lamp can bring a wide range of illumination, soft light brightness, and comfortable reading. 3 light colors and stepless brightness can be adjusted by the switch to meet different usage requirements. Stand-up and clip-on usage, the clip-on is suitable for book or table clamping, which is very practical. For USB charging power supply , depending on the different light brightness and color, the light can be lit for 3-4 hours after being fully . Colour:As Shown Material:Plastic+Electronic Components Package Contents: 2x desk 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.