KuGi Samsung Galaxy Tab S2 9.7 Keyboard case, Ultra-thin Detachable Keyboard Stand Portfolio Case with stylus for Samsung Galaxy Tab S2 9.7 T810 T813 T815 T819 SM-T817A tablet.(Black) DETACHABLE Wireless V3.0 keyboard that works seemlessly with your Samsung Galaxy Tab S2 9.7 T810N / T815N / T819N / 9.7" AT&T SM-T817A tablet Real "hard" laptop style keyboard, giving you better typing experience than silicone keyboard as other cases Durable PU leather construction with secure magnetic closure 3-in-1 functionality: Wireless V3.0 keyboard + Stand + Premium Leather Case Charging time 4 - 4.5 hours; Estimated uninterrupted working time 90 hours