... light bulbs Welcome your kind visit,pls see more product details belowing:♣ Induction lamp details: 1. FCC,CE RoHS ISO certificate 2. Voltage ... 1.Super long service life,5years guaranteed and low maintenance required 2.Energy saving,high lighting ... factor:0.99 4.Ballast working frequency:230KHz,voltage:90V-150V &165V-270V AC,12V&DC24V ... fulfill CE,CCC 7.Instant start up at low temp. is -35°C to +50° ...