1.PBT,PC,PP 2.PARTS OF ENERGY SAVING LAMP 3.CE,ROSH 6φ4812HS2 PCS15.5GRAMEnergy saving bulb: HS-32W 1)10,000HRS lifetime 2)UL,CE,RoHS,GS,EMC,ISO,ENERGY STAR,ERP 3)1,500,000pcs/month 4)OEM accepted CFL Half spiral Energy saving bulb: HS-32W1)1,500,000 pcs/month2)Up to 10,000 hours lifetime3)Flicker free4)High luminous efficiency, up to 80% energy saving65)Excellent color rendering, nice light ...