Ltpgtledbulbs are compatible with existing fixtures with an e27 or b22 holder and are designed for retrofit replacement of incandescent bulbs lower maintenance costs up to 80 energy saving compared with halogen lamps uv and ir free light for less heat and protection for heat sensitive objectsltpgtltulgtltligtshape a60ltligtltligteasy retrofitltligtltligtlong lifetimeltligtltligthuge energy savingltligtltligtlow heat generationltligt