1、Support three levels of light adjustment, it can have three different brightness options, care for your eyes, to meet your various use scenarios. 2、Using high‑quality PVC hose, it can be rotated 360° without deformation, meets the needs of various illumination angles, and allows you to enjoy a comfortable reading experience. 3、High‑quality LED light, its light soft light protects the eyes without blue light, long‑term reading will not make the eyes feel tired, and fully protect your eyesight. 4、USB charging, it uses USB charging, it can be charged with various USB devices, notebooks, power banks, charging heads, etc., convenient and unlimited. 5、Wide range of use, it has a built‑in 500mAh high‑capacity battery, which can ensure long‑lasting battery life. It is small and lightweight and can be easily put in a bag for travel, reading and work. 1 x Lamp1 x Lamp Arm1 x Clamp1 x USB Cable Item Type: Clamp LampGear Position: Three-Stage Brightness AdjustmentMaximum Brightness: 60lmWeight: Approx. 78g / 2.8ozMaterial: PVCLight Color: White LightProduct Color: WhiteBattery: 1x500mAh 801740 Lithium Battery (Battery Included)Charging Time: 60 MinutesUse Time: The lowest brightness can work for 10 hours, the highest brightness can work for 3 hours.Service Life: 50000H