* Energy save over than 60%, high intensity * Patent air-cooled design and the exclusive patented nano-oilless-bearing fan, high lumen maintenance in long time, and life span reach up 30,000hrs under 70degree high temperature * Instantaneous light up, no strobe frequence, no noise * With built-in new high-performance isolated constant Product Description *current driver which is no Electrolytic capacitors included, constant current accuracy of 1%, with power protection circuit of a short circuit, overheating and the fan stop.85-264V/AC wide voltage range, life assurance more than 40,000 hours * ESD testing over than 4KV * Mercury and Lead free to protect the environmentBran