No. Tecno Camon i2 does not have the fast charging. It comes with 1.2Amp output charger.
Yes, Tecno Camon i2 does have the fingerprint scanner. It also have the face unlock function.
No. Tecno Camon i2 comes with a triple card slot. You can use 2 sim cards and a MicroSD card at the same time.
Yes, Tecno Camon i2 does have the bokeh mode for both cameras - rear & front.