1.Why we use the high power LED ?
A high power LED, sometimes referred to as a power LED, is one that is driven at current of 350mA or higher.
2.how important is IP ?
Classifies and rates the degree of protection provided against intrusion (body parts such as hands and fingers), dust, accident contact, and water by mechanical casing and electrical enclosures.
3.How long do LEDs last ?
LEDs are rated by manufacturers to operate under normal conditions or 50000 hours of continuous use. As LEDs get older, they tend to dim and fade but aren’t susceptible to blinking like incandescent.