Use constant current to drive LED The isolation buck topologies,with high conversion efficiency Main specification: ... .92~0.945,Output voltage:60~130V6,Max Output power:20W7,Output current:120~140mA 180~200mA 240~260mA8 ... ,Size:242*15mm17,Apply to:String and structure LED Hurdle Lamp,flood light,luminous characters,wall washer, fluorescent lamp. LED Non Isolation built-in fluorescent lamp power driver