Fitbit Charge 4 Fitness Tracker – Certified Pre-Owned

Fitbit Smartwatch Specifications & Features

Overview

The Fitbit Smartwatch is a versatile and feature-rich fitness tracker designed to support a healthy and active lifestyle. Powered by Fitbit OS, it offers built-in GPS for real-time pace and distance tracking, along with 24/7 heart rate monitoring, sleep stage analysis, and over 20 goal-based exercise modes. With a rectangular 1.5-inch screen, it’s both stylish and functional, providing call, text, and app notifications directly on your wrist. The device is swimproof up to 50 meters and includes advanced features like Active Zone Minutes, Spotify music controls, Fitbit Pay, and a 90-day free trial of Fitbit Premium for personalized health insights. With a battery life of up to 7 days (5 hours with GPS), it’s built for long-lasting performance in everyday life and intense workouts alike.

Basic Information

• Operating System: Fitbit OS
• Brand: Fitbit
• Shape: Rectangular
• Screen Size: 1.5 Inches
• Battery Capacity: 71 mAh
• Battery Cell Composition: Lithium Metal
• Connectivity Technology: NFC
• Wireless Standard: Bluetooth
• GPS: Built-in GPS
• Water Resistance: Swimproof, Water resistant to 50M
• Operating Temperature: -4° to 140°F

Health & Fitness Features

• Heart Rate Monitoring: 24/7 heart rate tracking
• Sleep Tracking: Tracks sleep stages, provides Sleep Score
• Activity Tracking: Distance, Calories, Active Zone Minutes
• Exercise Modes: 20+ goal-based exercise modes
• Workout Monitoring: Real-time workout tracking
• Swim Tracking: Yes (swimproof design)
• Active Zone Minutes: Buzz alerts for target heart rate zones during exercise

Smart Features

• Music: Spotify app controls for playing music and playlists
• Payments: Fitbit Pay for secure purchases
• Notifications: Call, text, and app notifications on your wrist
• GPS Tracking: View pace, distance, and workout intensity map in app

Battery Life

• Standard Use: Up to 7 days
• With GPS: Up to 5 hours (varies with use and other factors)

Included items: the tracker with the small band attached, a charging cable, and an additional large band.