| .Wide operating voltage range:3 wire 10-30 VDC and 2 wire 90-250 VAC. | 
            
            
              | .With operating indicator LED. | 
            
            
              | .May drive 150 mA loads directly. | 
            
            
              |  .DC type with reverse-polarity proof. | 
            
            
              | .DC R5,R10,RL8,RL15,type with short circuit and over load proof. | 
            
            
              | .The lowest residual voltage. | 
            
            
              |  .AC types are O-cross SCR output, operating stable. |