... Bluetooth 3.0 4.Material:Magnet,Aluminum,ABS 5.Easy to take For iPhone 5 Ultrathin Bluetooth Keyboard With Detachable Cover Model: GR ... spec. 35x16x2MM15.Keys Strength: 200±10g16.Keys operating life: 5 million times17.Operating temperature: -10-+55°CMaterial:Aluminum,ABS, ... 7x1.2CMColor Box:27.4x18.4x1.6CMPacking:Bluetooth Keyboard,Phone Cover,Charger Case,USB Power Charging Cable,User Guide,Color Box.