Special police flashlight LED lamp is broken, how to repair?
Automatic production line manufacturing, basic manual to repair, maintenance is of little value, belongs to a disposable device, a bad piece of change, many online very cheap, only a few dollars, can be selected according to the LED power. As for LED, theory of life up to tens of thousands of hours, nothing for ten or twenty years, in fact according to maintenance record all the statistics, led bad below 5%, so generally as long as the driver can be changed directly.
This flashlight is very expensive in 4-5 years ago, to a 3-4, is now 20 dollars the price of cabbage, also have to go to quality, bad words are the basic constant current drive circuit is bad, the small size of it, the core element is held by integrated circuit,
