Features: 1, Streamline housing, elegant and unique. 2, Utilizing high quality cold-rolled steel plate which is electrostatic spray painted for durable usage. 3, G13 protected lamp-holder with rotary piece for lamp safety. 4, It can collocate Hongbao high quality ballast or GE, OSRAM ballast, free of noise , low temperature rise and power wastage, long using life span. Applications: residential, schools, offices, meeting rooms, factories