The models are made for smoothing. The file uses Turbosmooth with 1 iteration (can be disabled if necessary).
Polygon count before smoothing: 6874
Polygon count after smoothing: 54,752

The model is placed in a separately intentionally named layer.
All materials are intentionally named.

For Corona render, it is recommended to use a version no lower than 1.5, as the glossiness of the materials is set with PBR in mind.

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https://www.in-salon.ru/product/svetilniki-stolbiki-elstead-paignton-mb-brass-paignton 
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https://www.in-salon.ru/product/svetilniki-stolbiki-elstead-paignton-mb-ss-paignton