Set: Includes 6 pieces of GU10 lamp holders with terminal blocks, suitable for halogen lamps, LEDs, or downlights. Composition: Each GU10 bulb connector features a ceramic lamp base, 15cm silicone wire, and a PC connecting bridge. Convenience: Equipped with a built-in terminal block, eliminating the need for additional components, saving time and effort during installation. Double Insulation: High-temperature resistant insulated tubing is added to the silicone wire to protect against heat damage from the lamp. Safety Protection: Features a black protective case covering both the terminal block and lamp base. Screws on the outer case securely fasten the wire tube for enhanced safety. The GU10 ceramic socket includes a heat-resistant ceramic holder, silicone wire with insulating sleeve, and a wiring bridge with protective housing. It allows direct connection of ceiling downlights to mains power without requiring a transformer. Safe and easy to install. Note: 1. Installation by a qualified electrician is strongly recommended. 2. Always ensure the power is turned off before installing or replacing the lamp holder or bulb.