<https://www.thelightbulb.co.uk/15watt-gls-bc-b22-bayonet-cap-solid-yellow/#product>
<http://schema.org/description>
"The Crompton incandescent GLS coloured light bulb is a quick fix solution to creating an atmospheric and decorative light effect in a range of applications.\r\n\r\nThis 15 watt GLS coloured light bulb gives an output  in a yellow solid colour. With an B22 Bayonet cap type,  it is simple way to replace an existing lamp with a coloured lamp for an instant display of coloured light. Being incandescent these lamps have an average life of  1000 hours."
<https://www.thelightbulb.co.uk/15watt-gls-bc-b22-bayonet-cap-solid-yellow/>