The fluorescent lamp can all product description: color: transparent or light spreadPower supply mode: plug or power supply, external power supply IC driver,Light transmittance: transparent PC cover transmittance diffusion PC cover 94-96% light transmittance 85-92% of the lamp holder: PC lamp holder: raw materials imported light diffusion PC material or transparent PC materialContaining aluminum using 6063 - T5, advantage: no light, no dark space, see light bead, high light transmittance, no grain