Modern Lamp contain 4 PBR materials (Aluminium, Brass, Scratched metal and Rust.
and separate plastic material for Knobs.
Each material contain 3 textures(albedo, normal, metallic) (4096x4096 px)
Video
Web player demo
Metallic workflow and baked cube map for reflection.
Lamp got around 10 k tris.
Future release - mobile version with less than 2-3k tris.