Durable and reliable Long service life and durable construction for dependable use Easy to use, with a simple plugin operation Professional and practical design you can rely on Compatibility and function Converts bayonet cap BC bulbs to fit lamps with Edison screw ES fittings Enables you to use bayonet cap bulbs in fixtures originally fitted for Edison screw bulbs Sturdy converter designed to meet common bulb conversion needs Technical specification Working voltage: 220250V Practical use scenarios In a living room lamp with an Edison screw socket, install bayonet cap bulbs to achieve the desired lighting while using existing fixtures In a workshop or office lamp that uses ES fittings, use BC bulbs with this converter to expand bulb options without changing fixtures During renovation or when BC bulbs are more available than ES bulbs, adapt fixtures quickly to available bulbs without replacing sockets Overall performance A reliable, allinone solution for converting bulb types within the stated voltage range Simple, straightforward operation without the need for additional adapters or tools