In view of the universality of home office in the post-epidemic era and to cater to the changes of shrinking urban living space, low-end lamps improve portability by reducing the height of the light-emitting surface, reducing the size and weight; adopting an anti-glare polarized design while maintaining national A-level Illumination standard to reduce visual fatigue. Small and exquisite, with built-in lithium battery, it can be moved anytime and anywhere.