The light-emitting element used on the light bar----LED size (Imperial/Metric), the following is a detailed introduction of these specifications:
0603: Converted to metric, it is 1005, which means that the length of the LED element is 1.0mm and the width is 0.5mm. The industry abbreviation is 1005, and the imperial name is 0603.
0805: Converted to metric system, it is 2125, which means that the length of the LED component is 2.0mm and the width is 1.25mm. The industry abbreviation is 2125, and the imperial name is 0805.
1210: Converted to metric, it is 3528, which means that the length of the LED element is 3.5mm and the width is 2.8mm. The industry abbreviation is 3528, and the imperial name is 1210.
3528: This is the metric system name, which means that the length of the LED element is 3.5mm and the width is 2.8mm. The industry is abbreviated as 3528.
5050: This is also called the metric system, which means that the length of the LED component is 5.0mm and the width is 5.0mm. The industry is abbreviated as 5050.
Most of the patch-type light bars produced by manufacturers are mostly 3528 and 5050, and there are waterproof and non-waterproof according to the requirements. The packaging is mostly a roll every 5 meters.
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