... Low frequency:250KHZ 2. 5 years warranty 3.life time>100000hours 4. CE & Rohs Electrodeless induction lamp also called as induction lamps,induction ... AdvantagesEnergy SavingCompared with HID lamps,induction lamps save 70% enevgy,similar to new fluorescent lamps of high energy saving,which creat ... hard to reach and busy such as tunnels,roads ,high bay areas,it has a wide operating temperature,and is ...