LED USB Rechargeable Book Light Ultralight Built in Battery Silicone Adjustable Clip on Light LED Book Light. Ultralight Design: Constructed with ABS material for easy portability and comfortable reading. Flexible Adjustable Clip: Silicone adjustable clip allows secure attachment to books or desks. Rechargeable Battery: Built-in battery with USB rechargeable feature for convenient power. IP65 Waterproof Rating: Durable IP65 rating ensures protection against dust and water jets. High Power COB Light: Equipped with high power COB light source for bright illumination. Customizable Body Colors: Available in Red, Blue, Green, Pink, and RGB options for customization. Factory Direct Pricing: Real factory low price ensures competitive cost for buyers. Quality Control Inspection: Strict QC inspection is performed before every delivery.