... parks, exhibition halls, shopping malls, etc. Advantage of our induction lamp:1.Ultra-long lifetime: 100,000 hrs, a five ... Harmonic Distortion: THD less than10% 12.Dimming function: optional intelligent dimming controller13.Low EMI: complies with FCC non-consumer limits14 ... light: about 456 pieces The same series of induction lamp--high bay induction lamp: Thank you for your visiting! Welcome again ...