-Induction street lamp -5 years warranty -Lifespan 60, ... ,RoHs,CCC,CB... 40W-150W Low Frequency Electrodeless Induction Street Lamp S-30031. Technical data: Wattage: 40W,80W,120W, ... Installation diameter: 60mm Frequency: 140~250KHz Application: Street lighting, highway or other road lighting projects.2 ... ballast and light source:3. 10 Advantages of Induction lamp:(1) Long performance life: Life up to 60 ...