... carriage with double systems;single carriage with triple system.Knitting functionKnit,miss,tuck,transfer,pointel,intarsia,jacquard,hide,or ... machine will automatically alarm if yarn-breaking,knots,floating,yarn rewind,end of knitting,fail of racking,needle breakage and error ... free of charge.4,Multi language version:there are Chinese,English etc.language version,the other language version set ...