This watch is a great addition to any collection. It features a rectangular multi-functional dial. This watch displays max (aged based) calories burned during working, minimum, average, and maximum HR of total exercise. Heart rate monitor and preset HR zone or manual set hi/lo HR zone and is equipped to display heart rate as BPM. Additional features include : Negative (light-on-dark) numbers, 1/100-second digital chronograph, countdown timer, alarm mode, digital day, date and month display, digital black dial, and a black polyurethane strap with Puma logos and oversized black plastic buckle. This watch is water resistant up to 50 meters (165 feet).