1、This adjustable clip lamp has 10 levels of dimming, no flicker, even no glare, and protect your eyes. 2、There are 3 Color temperatures, eye protection upgrade, each color temperature and multiple brightness can be adjusted to meet your different lighting needs, and create a warm and comfortable environment for you. 3、The ultra‑wide metal clip and sponge pad can not only securely install the lamp on the table, but the sponge pad can also protect the table from damage. 4、This 360 degree gooseneck bracket can rotate the lamp head, and the angle and direction can be adjusted freely to meet the needs of different angles of light. 5、Environmental protection and energy saving, energy‑saving lamp beads, high brightness but energy‑saving, 80% energy saving than traditional bulbs, life span of 60,000 hours, no need to replace. 6、The ultra‑long USB cable, space saving, wide range of use, easy to install on a desk, workbench or table. 7、Suitable for reading enthusiasts, repairmen, welders, beauticians, jewelers, artists, collectors, architects, coin sculptors, etc. Item Type: Adjustable Clip Lamp Material: Metal + ABS Purpose: Clip lampSize: Lamp Holder Diameter: Approx. 5cm / 2in Lamp Holder Width: Approx. 6cm / 2.4in Hose Length: Approx. 38cm / 15in Clip Width: Approx. 5.2cm / 2in Cable Length: Approx. 150cm / 59.1in Switch Mode: Push type Interface: USB Working Voltage: 5V Power Input: DC 5V1A Power Consumption: 5W Number Of Lamp Beads: 24LED Product Light Color: White light yellow light white yellow light Dimmer Switch: 10 Steps dimming Service Life: 60000HClamp Opens Up to: Approx. 2 ~ 4cm / 0.8 ~ 1.6in 2 1 x Lamp