Features 1.Decrease the loss from leakage of current 2.Power factor auto-regulation 3.Stabilize the voltage, elongate the lifespan of equipments 4.Environment friendly conservation of energy, electricity & money saving Applications Industrial use 1 to 1 AC inductance loading, effective electricity-saving equipments for example, the motor of sewing machine) , large-scale refrigerators for store use, ice boxes, separated type air conditioners, etc. Specifications 110~ 220 Frequency: 50/ 60 HZ Description of products Red LED display : power supply indicator light Green LED display : auto-detection load current, it would turn on power auto-regulation effect automatically when the set value is reached.