- Low voltage halogen bulb 12 V - 35/50 W - Average lifetime of the bulb: 2 000 h - Transformer integrated in the base - 3-position switch on the base - Double insulated - Anti-UV glass cover - Material ABS and PBT heat-resistant - Luminaire efficiency 19 lm/W - Colour temperature 3200° Kelvin - Colour Rendering Index (CRI)95