1. Product name: E27F519E porcelain lamp holder
2. Certificate: CE ROHS
3. Available size: E14. E17. E27. E40. E39, B22AND SO ON
4. Packing condition: CARTON
5. Material:
Ring: Iron plated copper/Full copper/Aluminium plated copper
6. Contactor: Iron plated copper/Iron plated nickel/Full copper
7. Screw: Iron
8. Terminal: Aluminuim and zinc alloy / copper

Actual photos: