COMPATIBILITY: Converts B22 bayonet cap bulb sockets to B15/BA15D/B15D small bayonet cap sockets for expanded lighting options VERSATILE USE: Suitable for both halogen and LED light bulbs, providing flexibility in bulb selection and replacement EASY INSTALLATION: Simple plug-and-play adapter that securely connects between your existing B22 fixture and B15 series bulbs SPACE-SAVING DESIGN: Compact converter maintains minimal additional length whilst providing reliable connection between socket types PRACTICAL SOLUTION: Ideal for updating lighting fixtures without replacing entire fittings, saving time and resources