【R7S Ceramic Lamp Holder】: The main material of the R7S 118mm lamp holder is ceramic, which is resistant to high temperature and oxidation and has high stability, which helps to protect and maintain the life of the bulb. 【Easy to Use】: Linear lamp holder for R7S 118mm LED bulb and R7S halogen lamp. The lamp holder has springs on both ends, easy to assemble. Suitable for: floor lamp and indoor wall lamp. 【Technical Parameter】: R7S 118mm lamp holder, sun lamp holder, metal halide lamp holder. AC 100-240V, heat resistant temperature is 250℃. Cable length is 12.5cm. 【NOTE】: The size of R7S halogen bulb is smaller than R7S LED. If you need to replace the original bulb socket or replace the halogen bulb with R7S LEDs, please make sure that the original lamp has enough space to accommodate the new R7S socket or R7S LED. 【Application】: R7S 118mm socket with holder. Suitable for R7S 118mm linear LED, R7S linear halogen lamp, metal halide lamp, sun lamp. Used in living room, bedroom, shop