This electronic belt tensioning gauge can be used to measure & adjust the tension on most cam belts & auxiliary belts fitted to most modern engines Belt tension limits can be programmed into the unit giving an audible & visual warning if limits are exceeded All data can be saved in the unit including tension limits measurement criteria & parameters Suitalble for use with specific manufacturers measurements BMW FORD ROVER SEAT VAUXHALL VOLVO Also capable of using Kilograms Lowener Newtons Peiseler Pounds & SEEM measurements