Material: Crafted with a robust metal base, ensuring durability and reliability for long-term use in various lighting setups. Safe and Efficient: Designed without high-concern chemicals, these lamp holders are suitable for both residential and commercial environments. Versatile Compatibility: Compatible with R7S lamp types, accommodating a wide range of LED lighting and heating tubes. Professional Application: Suitable for home, office, and industrial applications such as test machines, delivering reliable performance under demanding conditions. Description/Features: Made from zinc alloy, each piece is precision-crafted for both functionality and aesthetic appeal. Ideal for diverse applications. Note: The photographs may not reflect the actual size of the items. Please refer to the size details provided in the description. Allow for a 5–10 mm variation in size due to manual measurement. The color of the item may vary slightly due to differences in monitor settings and lighting conditions. We strive to present accurate colors in our images. Color: White & Silver Material: Metal Package Contents: 2 × R7S Ceramic Lamp Holder Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color variation between the image and the actual item. Measurement tolerance is ±1–3 cm.