Gionee A1 Plus has dual sim card slot of different size. You can use one micro sized sim card and another nano size sim card in this phone.
Yes, Gionee A1 Plus does have a fingerprint sensor.
Yes, Gionee A1 Plus does have a gyroscope sensor.
Thanks to Quick Charging support, it takes just less than 2 hours to fully charge the huge battery of 4550 mAh of Gionee A1 Plus.
No. It comes with a very high-quality free Back Cover.