The READER recessed wall lamp with a round base and warm glow will create a cozy atmosphere for reading and relaxing in a bedroom, living room, library, or hotel room. The lamp can be mounted on a wall, headboard, or upholstered wall panel using a surface-mounted base.
The rotating light module and narrow beam angle allow you to direct the light exactly where needed. A high color rendering index (CRI>90) ensures natural color tones.

Base dimensions: Ø60×5 mm
Dimensions of the light emitter: Ø30×110 mm
Color temperature: 2700, 3000 K
Luminous flux: 174 lm
Beam angle: 20°
Color rendering index: CRI>90
Protection level: IP20
Power consumption: 3 W
Power supply: 230 V
Case color: black, white, light gold, nickel, bronze

https://arlight.ru/search/?q=SP-READER-NB-R60-3W 

"If you're using a V-Ray version earlier than 3.1, please note that the BRDF section in the materials lists Microfaset GTR (GGX). If your version is older than 3.1, the BRDF field will be empty. Select Blinn, Phong, or Ward—whichever is more preferable."