Naztech N5200 Ultra-Thin Bluetooth Wireless Slideout Keyboard Case for Apple iPhone SE/5S/5-White Backlit Keyboard, Full QWERTY layout, Built-in Li-ion Rechargeable Battery Specifications: Bluetooth Version: 3.0, Range of Frequency: 2.4GHz Spectrum, Battery Capacity: 250mAh, Charging Time: 2 hours, Usage Time: 60 hours, Transmit Range: 3 meters, Product Size: 4.98in x 2.41in x 0.69in Package Contents: Bluetooth Slideout Keyboard, Micro USB Charging Cable, User Manual Compatible with: Apple iPhone5