I've used some generic blue led modules to build a big clock with 7 segment displays. This modules have 5 piranha leds and resistors in a weatherproof enclosure (a brick of molten plastic). Modules look like this: They are rated for 12V, and a real datasheet is not available. After a year and …

Life expectancy of LED modules / Sticks

Grumpy_Mike February 25, 2013, 9:14pm 5

It could be that your 12V is a bit high.

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