... Epistar chip,20W2.1720lm3.2-year warranty4.high power LED Tunnel Light5.low lumen depreciation flood light LED Flood Light ... Efficiency : 0.88-0.95 Applicationstunnel light/spot light for tunnel, for lighting in parks, billboards, streets, tunnels, parking lots, gardens, ... .1>Replace traditional Flood lamp,SAVE energy & money!2>lighting for billboard, exterior wall of hotels and landscape3>led flood ...