Tecno Camon i2 has a 16MP front camera and it has an aperture of f/2.0.
Tecno Camon i2 has a dual rear camera set up. The 13MP rear camera has a f/1.8 aperture while the 2MP rear camera has an aperture of f/2.4.
Yes, Tecno Camon i2 does have a dedicated MicroSD card slot. You can use 2 sim cards and a memory card.
Yes, Tecno Camon i2 does have the fingerprint scanner. It also have the face unlock function.
Yes, Tecno Camon i2 does have the OTG support.