Product material: plastic Size: 90mm*250mm*120mm Brightness adjustment: three-level dimming Switch: touch switch Power adapter mode: USB power adapter Colors: White, Black Quantity: 1 piece Package content: 1 piece * Clip-on lamp 1. The reading light has 3 color modes with 3 brightness adjustments each. The touch control makes it suitable for different scenes and people who are sensitive to light. 2. The circular lamp shade simulates diffuse reflection of natural light, reduces multiple shadows, provides a clear view, and features no flickering or glare. The absence of blue LED helps protect your eyes, and the soft light allows you to read in bed without disturbing others. 3. Rechargeable reading lamp with integrated 1800 mAh USB lithium battery provides up to 28 hours of continuous light on low brightness setting. Fast charging in approximately 3 hours, allowing convenient use without being connected to a power source. 4. Heavy-duty padded clip securely attaches to the edge of various furniture types without causing damage. Strong grip ensures stability. The flexible neck can be precisely bent and rotated to direct light exactly where needed.