... led emergency light bar 1.high power led chips 2.accord with EMC,CE,ROHS 3.energy saving ,environmental protecti waterproof led emergency light bar IP65 led ... good heat dissipation and low lighting decay2 LED lighting source,use the inported high power led chips (Taiwan Epistar / Edison / ... silicone glue, and both end with silicone cushion)6.LED power supply: low voltage switch gear & famous brand ...