1. Adpots Philips LED chip 2. Equal to 300W High pressure sodium ... connection mode (LF200B,LF201B,LF202B)•50W,100W,150W LED Flood light can separately replace 130W,300W,400W High ... the production safety protection• The lighting angle of LF20A Series is 25°, the lighting angle of LF20B is 50° ... at the appropriate place where has enough mechanical strength• Open the gland cover at the side of the lamp ...