LED constant PWM current driver with plastic case,DC12-24V input,6*1W/320ma or 3* ... /640ma output;support PWM dimmering,3channels AT2160P;LED constant PWM current driver, DC12-24V input,6*1W/320ma or 3*3W ... control it, like the below controller: LED constant PWM current driver with plastic case,DC12-24V input,6*1W/320ma or 3 ...