ITEM NAME:4PCS Light Bulb Adapter Lamp Base Converter Light Bulb Socket Adapter with Pure Description: Brand new and high quality, E27 solderless screw, PC temperature resistant material, pure copper contact It is a 3/4/5/6/7 in 1 studio E27 lamp socket 4PCS splitter adapter for studio daylight bulbs Base type: Standard E27 base Temperature resistance: 120 degrees Single source of light can be divided into multiple lights Specification: Material: Flame Retardant PC and Copper Height: Approx. 10cm/3.94inch Lamp head Diameter: Approx. 2.2cm/0.87inch Diagonal Length: Approx. 18cm/7inch Lamp Spacing: Approx. 7.3cm/2.9inch Positive and Negative Tolerance: 15mm/0.6inch Voltage: 12-265V Rated Current: 3A Package Includes: 4 Pcs Light Bulb Adapter(No Light Bulb) Note: Since the size above is measured by hand, the size of the actual item could be slightly different from the size above. Due to the lighting effects, monitor settings, etc. There could be some slight difference in the color tone of the pictures and the actual item. SKU: DMO0015431619436638.4 Pcs Light Bulb Adapter(No Light Bulb). Temperature resistance: 120 degrees. Lamp Spacing: Approx. Base type: Standard E27 base. Due to the lighting effects, monitor settings, etc. Single source of light can be divided into multiple lights.