Multiple Base Options: Convert E27 to E12, E14, E40, B22, MR16, G4, G9, or GU10 female socket. Output Base: E12 / E14 / E40 / B22 / MR16 / G4 / G9 / GU10 Female (choose required type). Upgrade your indoor lighting setup with this versatileE27 bulb socket adapter.
