Men's Ironman Classic with Activity & HR - GreyTimex IRONMAN® HRM + Activity Tracker is a watch born of necessity. Inspired by a renewed appreciation for our health, wellness, and the great outdoors, this sporty 43mm timepiece is designed to help empower a better, healthier you. Featuring an easy-touch heart rate and daily activity monitor, the IRONMAN HRM + Activity Tracker is battery operated—no app, no charging, just function—and comes complete with a battery hatch on the case back for an easy swap when necessary. We’ve packed in all the practical features you’ve come to expect from the Timex IRONMAN including 50 meters of water resistance; INDIGLO® backlight; chronograph, alarm, and timer; and an impressively comfortable black resin strap. Features:Gender: Men'sEasy-Touch-Heart-RateActivity-TrackingSports-Stopwatch-with-30-Lap-MemoryAlarmCountdown-TimerChronograph-WatchINDIGLO-Light-Up-Watch-DialWater-Resistant-to-50-MetersFits Wrist Circumferences 150 - 205mm (5.9 - 8.1in)Attachment:Buckle/Clasp Type: Buckle    Wrist Profile: Men (150 / 183 / 205)Color: Black    Material: ResinFinish: Matte   Type: Strap    Attachment Hardware Color: Silver-ToneCase:Accent Color: Orange    Color: GrayFinish: Matte    Lug Width: 16 mm    Material: ResinShape: Pillowcase    Size: Full SizeWidth: 43 mmDial:Color: Digital    Luminant Hands: NoMarkings: Digital