Item Type: USB Table LampsSuper Bright USB Lamp with 13 Long Lasting LED BulbsBright LED Light with ON/OFF SwitchItem Size(Approx):- Lamp Length: 17.5cm / 6.89in - Clip Length: 9cm / 3.54in - Gooseneck Length: 17cm/6.69- USB Cable Length: 112 cmMaterial: ABS+metal Weight: Approx. 115~121g Quantity: 1 Pc It is durable, portable and flexible for indoor and outdoor activities. The LED lamp can be clamped on the edge of desk, bookcase, and bedside table etc. .No ultraviolet rays, no high-frequency radiation, energy saving, long service life, and environmentally friendly.The flexible metal tube can be rotated, and the light can be shown from arbitrary angles with a control knob of intensity. Subject range: reading, desk lighting, bedside reading, computer lighting, dresser lighting. Strobe-free, glare-free, natural and soft light LED light source is perfect for reading and protecting your eyes. Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received.