Q:
Any light ambinet sensor device needed to sense the light and control the dimming LED ?

 A:
It depends on how u implement in t.....

 Q:
Is there LEDs failure detection mechanism?

 A:
We got OVP, OCP, UVLO, OTP protect.....

 Q:
Use in can the LED system ，need pass what standard?

 A:
Since different end customer of au.....