Osram 12 Volt 20 Watt G4 Base Type Halogen Bulb for Microscope Industrial and Laboratory Equipment Use (Warm White, 3 Piece) : Amazon.in: Home & Kitchen
Osram Starlite 64427 S Halogen Light Bulb 20 Watt 12 Volt GY6.35 Pack of 10 : Amazon.co.uk: Lighting