The constant temperature and humidity test:
Test objects: LED lamps (lamps with LED Driver, finished products).
1) Put 5pcs LED bulbs in a constant temperature and humidity chamber, set relative humidity to 95%, and temperature to 45℃;
2) Light up the LED bulbs in rated input voltage for 48 hours;
3) Take out the samples, and wipe the droplets on the bulb surface of the sample, and put them in normal atmospheric pressure and temperature for two hours.
A: Appearance looks no rust, cracks or other mechanical damage;
B: LED lamps can not leakage, power off and other electrical anomalies.