abs material, die-cast aluminum radiator strong convection design, to solve the heat dissipation problem, better life. led street lamp adopts high power led chip, low power consumption, high brightness, low light attenuation, energy saving and environmental protection. waterproof ip67, new housing interior design, battery, controller and external sealing rubber ring with separate sealing box to prevent leakage. quick charging, polysilicon solar pvoltaic panel, high solar energy conversion rate, only 6-8 hours can be fully charged, lighting up to 8-12 hours the latest high brightness, with light control + remote control + timing control, solar split lamp, of line, can be used upon receipt.syi