Eye Care LED lighting with versatile design - Light quality and diffusing surface: Cool and warm light options with a milk acrylic round diffuser. Flicker-free, glare-free illumination that helps reduce eye fatigue. Note: this light is not battery-powered. - Flexible and stable: 360-degree adjustable metal arm that is easy to set and strong enough to stay in place. Max height: 18 inches. - Multi-functional clip system: Attaches easily to books, tables, or desks with an anti-slip, scratch-resistant rubber mat. If you have a hanging hole or wall mounting option, the lamp can also be mounted on a wall. Maximum length: 59 inches. Not rechargeable. - Long lifespan: High-quality engineering aluminum provides fast heat distribution, stable operation, and a longer runtime. Use scenarios - Reading books or magazines in bed, on a couch, or at a desk with directed, comfortable lighting. - Desk work, study, or drafting where precise illumination is beneficial. - Crafting, sewing, makeup prep, or working with small parts that require focused light.