Quantity   Component name
1 × Donor Lamp Yup.
3 × 3W LED bi-pin From Lighting EVER on Amazon
1 × 12V transformer About 1A
1 × Switch Rated for line voltage! Insulate this!
1 × Shop Supplies Wire, heatshrink, wire nuts, solder, breathing air
1 × Foam weatherstrip & double-sided tape Stuff to stick 'em.