Vivosmart 4 Black

Track Your Wellness and Fitness Activity with Style

• Slim, smart fitness tracker¹ blends fashionable design with stylish metal accents and a bright, easy-to-read display
• Includes advanced sleep monitoring with REM sleep and can gauge blood oxygen saturation levels during the night with the wrist-based Pulse Ox² sensor
• Fitness and health monitoring tools include wrist-based heart rate³, all-day stress tracking, relaxation breathing timer, VO2 max, Body Battery^™ energy monitor, and more
• Dedicated activity timers for walks, runs, strength training, yoga, pool swims, and others; connects to your compatible smartphone’s GPS for accurate tracking during outdoor walks and runs
• Get vibration alerts for all notifications, including calls, text messages, and more (text replies available for Android^™ device users)
• Battery life keeps up with you; lasts up to 7 days (excluding Pulse Ox sleep tracking) and is safe for swimming and showering, too

Specs:

• Lens Material     – polycarbonate
• Bezel Material – aluminum
• Strap Material – silicone
• Physical Size:
  • Small/medium: 15 x 10.5 x 197 mm – Fits wrists with a circumference of 122-188 mm
  • Large: 15 x 10.5 x 223 mm – Fits wrists with a circumference of 148-215 mm
• Touchscreen      – Yes
• Display Size – 0.26″ x 0.70″ (6.6 mm x 17.7 mm)
• Display Resolution – 48 x 128 pixels
• Display Type – OLED
• Weight:
  • Small/medium: 16.5 g
  • Large: 17.1 g
• Battery Life – up to 7 days (excluding pulse ox sleep tracking)
• Water Rating – Swim
• Memory/History – 7 timed activities, 14 days of activity tracking data