Let your heart be your guide with Charge HR. Monitor heart rate automatically and continuously right on your wrist to accurately track calorie burn, maintain workout intensity, maximize training and optimize health all without an uncomfortable chest strap.

• Continuous, automatic, wrist-based heart rate and simplified heart rate zones
• Monitors your sleep automatically and set a silent alarm
• Track workouts, heart rate, distance, calories burned, floors climbed, active minutes and steps
• Battery life of 5+ days
• Sync stats wirelessly and automatically to leading smartphones and computers
• See call notifications, daily stats and time of day on the OLED display
• Get real-time run stats and review routes, splits and workout summaries on the app

Specs…

• SIZING:
  • Large fits wrists 6.3” – 7.6”
  • Watch width: 34 mm
• WHAT’S INCLUDED
  • Charging cable
  • Wireless sync dongle
• ENVIRONMENTAL REQUIREMENTS
  • Water resistance: Water-resistant to 1 ATM
  • Operating temperature: –4° to 113° F
  • Max operating altitude: 30,000 feet
• BATTERY AND POWER
  • Battery life: up to 5 days
  • Battery type: Lithium-polymer
  • Charge time: One to two hours
  • Radio transceiver: Bluetooth 4.0
• CARE

Clean your band and wrist regularly with a soap free cleanser. If it gets wet, remove and dry thoroughly. Leave enough room for a finger to fit between the band and your wrist.

• MATERIALS

Charge HR's wristband is made of a flexible, durable elastomer material similar to that used in many sports watches. Charge HR also has a surgical-grade stainless steel buckle.

• SYNCING
  • Bluetooth 4.0 wireless technology allows automatic and wireless syncing to over 120 leading smartphones. It also syncs to computers and tablets.
  • Syncing range: 20 feet
• MEMORY
  • Tracks 7 days of detailed motion data – minute by minute.
  • Tracks daily totals for past 30 days
• DISPLAY
  • OLED
• PC & MAC REQUIREMENTS
  • Windows: Windows Vista and later
  • Mac: Mac OS X 10.6 and up
  • Internet connection
  • USB port