DIP Tube:
1. Energy saving 70%.
2.85VAC to 264VAC with the same lux, (voltage 110VAC,50/60Hz;120VAC,50/60Hz;220VAC,50/60Hz;277VAC 50/60Hz.)
3. THD < 0.20.
4. Shock Resistant. (Dropped from 2m height softly)
5. PF > 0.90.
6. Soft starting, avoiding inrush current to led chip, protecting led as for its longer life span.
7.Warranty 3 years (lighted more than 10 hours everyday) and 5 years factory repair.
Company Website: Win Win Circuit