Neptor KB300B-WH Portable Foldable Bluetooth Keyboard for Smartphones & Tablets Leather finish with detailed stitching Folds to 5.9 inches and extends to 12.1 inches wide Built-In rechargeable lithium ion battery Magnetic closure Leather finish with detailed stitching Folds to 5.9 inches and extends to 12.1 inches wide Built-In rechargeable lithium ion battery Solid key clicks Magnetic closure