... aluminum housing, good heat dissipation. Make sure the lamp is more stable and long life-span.3, Luminous ... when environment temperature and voltage is normal, the lamp also work normal.9, Professional built-in constant ... current driver, Make sure the lamp is more stable and long life-span.10, ... ≤60°C.7, Component of package: 2pcs of lamp ,2 wire with 1.5 meter and Anticorrosion, ...