2Watt, LED retrofit type lamp suitable to use in existing 25Watt Incandescent bayonet cap type lamp holder confirming to ICF specification no. ICF/ ELEC/ 960 Rev- 00 with correction slip no. 3, the LED lamp is to be operated on 110V AC/ DC ( operating voltages range 90 to 140V DC/ AC ) LED lamp shall have inbuilt driver