1 inch equals 25.4mm, so 4 inches equals 4 * 25.4 = 101.6mm.
The 4-inch LED downlight does not refer to the surface diameter of the downlight, but the opening diameter of the downlight, because the downlight needs to be installed in the ceiling opening to complete the lighting steps. This design makes the LED downlight and The ceiling or wall is perfectly integrated, the overall effect is beautiful and elegant, and it does not take up space, providing an efficient and space-saving commercial lighting solution for the interior.
Despite its relatively small size, the 4-inch downlight packs a powerful light punch. It usually uses high-brightness LED lamp beads, which can provide bright and uniform light distribution. Whether it is used for overall lighting or partial lighting, the 4-inch downlight can meet your different lighting needs.
The 4-inch downlight is suitable for various indoor environments, including homes, offices, shopping malls, hotels, showrooms, etc. It is often used in living rooms, bedrooms, kitchens, bathrooms, etc., to provide you with a comfortable and bright lighting experience. Due to the recessed design, the 4-inch downlight is especially suitable for those places that require local lighting or decorative lighting.
The 4-inch downlight uses LED technology for superior energy-saving performance. LED lamp beads can effectively reduce energy consumption and save electricity bills. In addition, LED lamp beads do not contain harmful substances, will not produce harmful gases during use, are more environmentally friendly, and are a green and energy-saving lighting option.