Cost effective E17 to GU10 conversion: converts E17 sockets to GU10 at a low cost, enabling the use of GU10 bulbs with flexibility in tight spaces and in areas requiring detailed lighting arrangements. Stable, durable construction: GU10 socket features a metal screw thread and a housing fixed with screws, ensuring stability during installation and use. Safe, insulated design: light bulb adapter uses a PC flame retardant shell with insulation properties to help prevent electric shock hazards. Reliable conductivity: metal contacts provide conductivity for a dependable electrical connection. Practical use scenarios: Under cabinets or in narrow kitchen spaces where GU10 bulbs are preferred but space is tight. In compact ceiling fixtures or display areas where detailed lighting placement is required. In workshops or retail displays that demand flexible lighting configurations without major wiring changes.