1 camera, 1~2 lenses, cables, small accessories; for example, Sony A7 kit (24-70mm), Sony A6400 kit (18-135mm), Nikon Z50 kit (16-50mm f/3.5-6.3, 50-250mm f/4.5-6.3), Fujifilm X-A7 kit (15-45mm), Fujifilm X-T20 kit (XC 15-45mm), Canon EOS M200 kit (EF-M 15-45mm), Canon EOS R5 kit (RF 100-500mm); power bank, ipad mini, data cable, mobile phone, etc. Lens that can be installed: diameter ≤12cm, height ≤26cm 

The strap is 130cm / 51". 

Yes, this bag has padded shoulder straps. 

Hey, please read your camcorder instruction manual carefully. You should find a corresponding info for the chip cards that can be used. A sticking point is the writing speed of the chip card. What card type can the camcorder handle. Hope to have been of some help to you. 

This is a Canon to micro 4/3 systems like the current Panasonic and Olympus models. Unless Nikon has the same mount, it will not work.