: FIVE-GEAR DIMMINGFive light color temperatures, touch the slider to control the brightness of the light to meet different needs, suitable for studing, sleeping, etc. USB POWER SUPPLYYou can use a variety of power supply methods such as mobile phones, power banks, and computers, and the lamp has an external USB charging port. WITH TIMER DESIGNThere is a 45-minute timer setting, select the time, and the lights will automatically turn off when the time is up. BRIGHT ENOUGHThe lamp head of the table lamp adopts a strip design, 30 evenly distributed LED lamp beads emit light directly, the light is bright and clear, and the use is more comfortable. SAFE TO USEAluminum heat dissipation lamp head, built-in LED lamp beads, reduce blue light hazard, reduce ghosting, reduce chromatic aberration. Specification: Material: aluminum alloy+ABS plastic Color: silver white Size(approx): 15 x 37 x 28cm/5.91 x 14.57 x 11.02inch(bottom dia x height x lamp length) Input voltage: 5V Power: 5W Illumination: 600 Lux Color rendering index: CRI >80% Color temperature: 3000-6000k Luminous flux: 350Lm Lamp beads: 30 pcs SMD283 Package: 1 pc x desk lamp 1 pc x power cable 1 pc x manual Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.