Ltpgtcorepro ledspots are a perfect fit for spot lighting and deliver warm halogen like light they are compatible with most existing fixtures with a gu10 or e14 holder and are designed as a retrofit replacement for halogen or incandescent spots ledlamps deliver huge energy savings and minimize maintenance costltpgtltulgtltligt5w 4000k cool white lamp with 15000 hour average lifeltligtltligtline frequency 50 60 hzltligtltligtluminous efficacy lamp 74 lmwl