... .make ipad into macbook Aluminum case with wireless bluetooth tablet keyboard Product features: 1.Enclosure made of aluminum alloy is used ... New Ipad use. 2.Built-in wireless Bluetooth 3.0 keyboard. 3.Modern style designed for ipad , used as ipad case ... , quite keystrokes, water-proof and dust-proof. 7.Energy saving keyboard sleep mode. 1,Operating voltage: 3.0-5.0 V ...