Pendant LED lighting series.
Link to the manufacturer's website:
https://www.lampatron.ru/cat/item/design-lamps-sydney/#sydney-1 

Dimensions:
1 lamp: Ø 2.5 x 31.6 cm.
Overall height 40-250 cm.
3 lights: Ø 21.8 x 68.6 cm.
Overall height 75-250 cm.

1 lamp
Polys: 2 674
Verts: 2 721

3 lights:
Polys: 7,264
Verts: 7,375