Ltpgtthese golf bulbs have a 6 second start up time which is faster than most energy saving bulbs out there on the marketltpgt ltpgtampnbspltpgt ltulgt ltligt7w 2700k very warm white golf ball with 8000 hour average lamp lifeltligt ltligtlength 84mmltligt ltligt60 output in 4060 seconds of startupltligt ltligtenergy saving upto 80ltligt ltligthigh efficient tri phosphor coating with excellent color renderingltligt ltlig