For Ipad bluetooth keyboard case with Patent right 1,CE, Rohs, BQB, FCC certificate 2, 100% quality guarantee For Ipad bluetooth keyboard case with Patent right !Feature:1Bluetooth 3.0 interface standard2Operating Distance to 10 meters.3Modulation System:GFSK4.Operatin Voltage:3.0-5.0V5.Working Current:\<5.0mA6Standby Current:2.5mA78. Charging Current:100mA9StandbyTime:90days10. ChargingTime:4- ...