Multi-format freebie from SCG...
https://sharecg.com/v/95480/browse/5/3D-Model/Scorpion-Chrystal-Power-Converter
FBX is ~ 5MB, OBJ ~22 MB
MTL is in texture folder, copy to Object folder.
OBJ/MTL imported slowly but correctly to Poser at ~25% original scale. Dial ''Ball'' ambient texture to 15~50 in ''advanced'' menu so luminous, swivel lights to not shade figure, render in Superfly.
Model formats are DAE, FBX, OBJ/MTL, plus LWO in recent, proprietary format. Note SCG image includes a control booth / lectern, not included in down-load.