Every pcs of our lighting products are 100% tested before Delivery,we make strict quality control,have done three steps QC for testing

Testing Steps of HID xenon!
1) Open circuit protection test
2) Short circuit protection test
3) Short voltage protection test
4) Over voltage protection test
5) Flash impact test: no flashing during steady status
6) Shockproof, waterproof and dustproof test
7) EMC anti-jamming test
8) Strict-Testing on HID KIT:
*: High/low Temperature Testing;
*:IEC 68-2-6 Tremor Testing
*:EN60529 Waterproof and Dustproof Testing
*:DIN Antisepsis Testing
*: Instant Hi/Low Voltage testing
*:1000 times /one minute Open-Circuit-Testing
*:EMC CISPK22 guard against hertz waves