Fingerprint sensor on Tecno i3 Pro is located on the front of the phone. Home button doubles as a fingerprint sensor.
Yes, you can use Jio sim card in Tecno i3 Pro.
Yes, Tecno i3 Pro has a front camera flash. In addition, you can also use the display as flash.
Tecno i3 and Tecno i3 Pro are very different. The main differences are as below:
01) Tecno i3 has 2GB RAM while Tecno i3 Pro has 3GB RAM.
02) Tecno i3 does not have fingerprint sensor while Tecno i3 Pro has fingerprint sensor.