Feature:1. Dimmable: The neck lamp adopts upgraded key switch, three speed color temperature adjustment, long press for stepless dimming, arbitrary choice of brightness.2. Soft Lighting: 4 high brightness LED lamp beads, good heat dissipation, even and soft light, protect your eyesight, with automatic memory brightness function.3. 360 Adjustment: This neck lamp is equipped with a 360 universal hose, which can freely adjust the lighting angle to meet the lighting needs of different angles.4. Safe Charging: Built in 1000mAh high capacity lithium battery, continuous charging and use, with over power protection, the lamp has a service life of up to 50000H.5. Lightweight And Durable: Lightweight, wear this light around your neck will not feel pressure, high quality ABS shell, high hardness, wear resistant and durable.Specification:Item Type: Neck LightMaterial: ABSProduct Size: Approx. 55 x 220 x 140mm / 2.2 x 8.7 x 5.5inBuilt in Battery: Polymer Lithium Battery 1000mAh (Included)Light Source: Natural Light, Warm Light, White LightNumber of Lamp Beads: 4PCSControl: ButtonFunction: Long Press Stepless Dimming, Three Speed DimmingSuitable for: Night Running, Reading, MaintenanceCharging Method: USBLife: 50000HWeight: Approx. 153g/5.4oz.Package List:1 x Neck Light1 x USB Cable1 x ManualNote:Manual measurement, please allow some errors.