... , Electronic ballast--four configuration for choice: A) IC Standard with chip, PF≥0.99, THD<15%, life ... /220- 240V.50/60Hz,pre-heating and EOL function B) TUV Standard, PF≥0.97, THD<15%, life time ... the Aluminum Reflector Some models can match big or small nano anti-oxidation film on the aluminum reflector ... T8 lamps.5, Good Color Rendering Index6,Pre-heat function: make the T5 tube long life time7, No ...