Specifications: Clip-on reading book light. Bright white LED for reading. Flexible and adjustable. Special design. On/off switch. Type: LED Reading Light Color: Black Switch Type: Button Material: Plastic Light Color: White Power: 2 Pcs CR1220 Button Batteries Features: Mini LED Clip, Portable Booklight Compatibility: for Amazon Kindle 1,2,3,3G Wifi, 4, Any Ebook, Magazines, Book Cover, Laptops Length: 26cm/10.24" (Approx.) Clip Size(L x W): 9cm x 3cm/3.54" x 1.18" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x LED Reading Light 2 x CR1220 Button Batteries