ZAGG Folio Case, Hinged with Backlit Bluetooth Keyboard for Samsung Galaxy Tab 4 - Black (8" ONLY) Multi-Angled: Its unique hinge offers 135 degrees of viewing angles, just like a laptop. Lasting: The Folio's powerful battery keeps users typing for up to 12 months between charges(Based on regular use of 1.5 hours per day. Using the backlit feature will impact battery life and may require more frequent charging). Portable: The ZAGG Folio is one of the thinnest keyboards available. Bright: Backlit, island-style keys maximize space for faster, more natural typing, even in low-light situations. Protective: A leather-textured cover protects tablets while maintaining a smart, sophisticated design. Spacious: Designed with up to 30 percent more typing area than most tablet keyboards for increased comfort and efficiency.