... /T in advance, 30% deposits, 70% balance before shipment. (2)lead time: 3-7 days for sample order, 7-15 days ... light extraction system delivery high lumens.5. No RF interference, Lead free.6. Long lifetime - LED feature, reasonable driving, no effect from ... light extraction system delivery high lumens.5. No RF interference, Lead free.6. Long lifetime - LED feature, reasonable driving, no effect from ...