Function: 1. Dimmable: The neck lamp adopts an upgraded key switch, three-stage color temperature adjustment, long press for stepless dimming, free brightness selection. 2. Soft lighting: 4 high-brightness LED lamp beads, good heat dissipation, even and soft light, protect eyesight, with memory auto brightness function. 3. 360 Adjustable: This neck lamp comes with a 360 universal hose, which can freely adjust the lighting angle to meet your lighting needs from different angles. 4. Safe Charging: Built-in 1000mAh high-capacity lithium battery, continuous charging and use, with over-power protection, lamp life is up to 50000H. 5. Lightweight and Durable: Lightweight, wear this light around your neck, you won't feel the pressure, high quality ABS shell, high hardness, wear resistance and durability. Specification: Item Type: Neck Light Material: ABS Product Size: Approx. 55 x 220 x 140mm / 2.2 x 8.7 x 5.5 inches Built-in battery: 1000mAh polymer lithium battery (included) Light source: natural light, warm light, white light Number of light beads: 4 pcs Control: button Function: long press stepless dimming, three-speed dimming Suitable for: night running, reading, maintenance Charging method: USB Life: 50000H Weight: approx. 153g/5.4oz Package List: 1 x Neck Lamp 1 x USB Cable 1 x Manual Note: Button switch, long press stepless dimming, one press three speed color temperature switch.