Adjustable gauge allows the user to easily set the gauge to zero. Mini screwdriver included.
Deluxe inflation system features a larger air release valve (easier to use) and bulb (pumps up faster) and calibrated nylon cuff
Adult cuff size: 5.5" W x 21" L (fits arm circumference 11" - 16.375")
Lifetime gauge calibration warranty; 2-year inflation system warranty