Special Feature Adjustable Light Source Type LED Power Source Battery Powered About this item 400-600LM 36 LED-EYE CARE ATSUI Desk Lamp uses the 36-piece cold and warm light source distributed alternately by the SMD 2835 LED, offers stable light and eliminates the ghost and flicker effect. Professional desk lamp eye protection, Lamp with 400-600 lumens, provide the appropriate brightness, avoid excessive brightness and eye damage. UNLIMITED BRIGHTNESS + 3 COLOR ADJUSTABLEATSUI Desk lamp can be adjusted via touch control. Thanks to the integrated touch dimmer, you can turn on/off and adjust the intensity of your lamp with a simple touch. The light has 3 color temperature modes, each level has COUNTLESS brightness levels, from 3000K to 6500K. [NOTE]: Since battery consumption can affect brightness, we recommend using the lamp after it has been fully charged. RECHARGEABLE BATTERYUSB Desk light With 1200mAh built-in rechargeable battery, it can be powered by a USB charger, plug play, notebook PC, cell phone adapter and so on. Full charge takes only about 4 hours. When fully charged, the table light can operate for up to 5 ~ 8 hours. [NOTE]: When the table lamp is completely discharged, it must be charged with the 5V1A charger for 15-20 minutes before it can be used normally. ADJUSTABLE ARM + MEMORY MODE Desk lamp with flexible arm [180 left and right] and [180 up and down], it is easy to adjust and offers the best lighting angle. Desk light can remember the lighting brightness that was last set, you don't need to readjust it when you turn it on next time. ENERGY SAVING + LIFETIME WARRANTY The SMD 2835 LED uses 80% less energy than incandescent bulbs. It has a lifespan of up to 50000 hours. ATSUI SOTRE has a sophisticated quality control team, we guarantee that every ATSUI desk lamp is tested by professional machines and that ATSUI products are of high quality.