Litwick LED candle holder.
The hole has dimensions of 40 mm in diameter and 20 mm in height.
Small, easy-to-remove supports for a better finish.
I have used these candles for this project:
"https://www.amazon.es/CR2032-parpadeantes-Artificiales-realistas-Amarilla/dp/B07B8NWMMN/ref=cs_sr_dp_2?crid=1C2FXEWWGXCI4&dib=eyJ2IjoiMSJ9.S5_eTOTclSdnSpk80VAxQXLSFZsK9MiNY6cJ51M9rc0E67 rUsyuDDyhX1iyFTJSWXoK3XZMwFo5l7wrp4Ess12q1uc1mFcpwtalVKN-CxXChi4sTzw-DnEsJMeA6_v37sDbrSGhdruKnS7FqDHzKjED8XHgz73hHTK6RDmaW0emiMO613g9h8WEu2Qlt4GCTBoCRti_kS BGVgB3Vlfpb0g.0DL3OqlIIvvg7gFE2__uO-RJqMC9IJc8x6S0WF1eaXs&dib_tag=se&keywords=tea%2Blights %2Bled&qid=1711982686&refinements=p_85%3A20930978031&rnid=20930977031&rps=1&sprefix=tea%2Blights%2Caps%2C134&sr=8-3&th=1&psc=1"