1.High quality, High efficiency ,High stability 2.Adjustable voltage and current , ... 1. Energy saving up to 80%,high intensity 2. Good quality and good heat dissipation 3. Instant ... . High efficiency, constant current driver, with heat protection system 5. Tube life is longer than common tubes ... concept 1.Our Business philosophy: science and technology, quality, service, win-win situation. 2.our mission: ...