It allows you to operate 4 light bulbs at the same time￡? convenient for you to adjust the brightness according to your needs.<br><br><strong>Features:</strong><br>4in1 adapter to installed 4 bulbs in 1 single socket.<br>Fits for studio E27 lamp.<br>It allows you to operate 4 light bulbs at the same time￡? convenient for you to adjust the brightness according to your needs.<br>Each socket can support for max 300W￡? which means it supports for max 1200W in total.<br>Average diameter of the bulbs should be less than 80mm.<br><br><strong>Specifications:</strong><br>Base Type: Standard E27 Base<br>Item Size: 10.2 * 7.1 * 10.3cm / 4.0 * 2.8 * 4.1in<br>Item Weight: 179g / 6.3oz<br>Package Size: 10.9 * 11 * 11.9cm / 4.3 * 4.3 * 4.7in<br>Package Weight: 226g / 8.0oz<br><br><strong>Package List:</strong><br>1 * Lamp Socket