... 97;CF below 1.7; THD below 10% ; Dimming range 5-100% ;High Temperature 70 Dimmable Electronic BallastInput 220V, ... not influence optical power outputUse IC to control circuit, frequency conversion preheat start, the nice starting characteristic effectively prevent ... interface, suitable for different light fixturePlastic box white shell,two-way mounting hole,the lightweight and tidy shell,suitable for ...