[Care for the eyes]: Ro tube design， 360 no dead-angle lighting area， no flicker LED integrated light source， to ensure visual comfort.^[Minimalist industrial style]: All aluminum alloy body， non-ip design at the bottom， using soft silic to avoid scratching the desktop. Low-key and elegant color matching without complicated decoration. We believe that less is more.^[Adjustable brightness]: 3-level brightness-2900K&3100K-adjust for different occasions. Mechanical switches provide good touch feedback. It is very suitable for restaurants， bedrooms， coffee shops， study rooms， etc.^[Large capacity battery]: Built-in 1800mAh rechargeable battery， it can be used for 10 hours in low light mode， and 5-6 hours in strong light mode.^[Use while charging] No longer need to plug in the power cord to use the bulb. It can also be used while charging.