1 Ultra Slim,light weighted,small size(save transportation fee).  2. Use OSRAM SMD 3030, high CRI,      3.  OSRAM 3030 add Zener diode; SDCM <3.  Wide range input voltage from 85~300V AC，no flickering  4. Korea Seol IC Driver solution,   5 year warranty, driver on board PF>0.9.  5. CE,ROHS Compliance pass EN42671, pass PHOTOBIOLOGICAL SAFETY TESTING level as 0.  6.Can work under -40degree and 60degree ultra cold/hot harsh weather  7. Equip with emerrgency and sensing function.  8.No EMI interference,Surge protection 10KV.  9.THD<12%   10 High lumens: 125Lm/W.  11. Use PC Cooler housing, excellent artcraft.