This is a branded M47 G4 base halogen capsule with 20W and suitable for 12V circuits.\r\nThe colouring of this M47 is clear.\r\nThe G4 base, or bi-pin, consists of two small pins 4.0 mm apart, this makes them good for lighting where there is little space.\r\nThis is only suitable for use in 12V circuits so the can not be wire into the mains, like regular bulbs.\r\nThis is mainly used in decorative table lamps, kitchen and bathroom lights, cabinet lights and recessed ceiling lights.\r\nThis product comes with a 1 year guarantee, as do all our products on our website electricals247.co.uk.