1. Stacked heat sink, high dissipation efficiency, light weight. 2. Multiple beam angle (15, 30, 45, 60 degrees ) . PAR30 LED LAMPModelConnectLED TypeVoltWattColor ... :1. Stacked heat sink, high dissipation efficiency, light weight.2. Multiple beam angle (15, 30, 45, 60 degrees ) . Application: Suitable for shopping ...