--- product_id: 277301343 title: "Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included, Black)" brand: "fitbit" price: "¥452" currency: JPY in_stock: false url: https://www.desertcart.jp/products/277301343-fitbit-charge-4-fitness-and-activity-tracker-with-built-in store_origin: JP region: Japan --- # Swimproof up to 50M Built-in GPS for precise tracking 24/7 heart rate monitoring Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included, Black) **Brand:** fitbit **Price:** ¥452 **Availability:** ❌ Out of Stock ## Summary > 🚀 Elevate your fitness game with Fitbit Charge 4 — where data meets determination! ## Quick Answers - **What is this?** Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included, Black) by fitbit - **How much does it cost?** ¥452 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/277301343-fitbit-charge-4-fitness-and-activity-tracker-with-built-in) ## Best For - fitbit enthusiasts ## Why This Product - Trusted fitbit brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Stay Powered for a Week:** Up to 7 days of battery life means less charging, more moving, and uninterrupted motivation. - • **Swim-Ready & Sweat-Proof:** Water resistant up to 50 meters, so you can track laps or power through rain without missing a beat. - • **Sleep Smarter, Recover Better:** Advanced sleep tracking helps you optimize rest and wake up ready to conquer your day. - • **Track Every Move with Precision:** Built-in GPS maps your runs and rides without your phone slowing you down. - • **Know Your Heart Like Never Before:** 24/7 heart rate zones personalize your workouts and reveal health trends that matter. ## Overview The Fitbit Charge 4 is a sleek, swimproof fitness tracker featuring built-in GPS, continuous heart rate monitoring, and advanced sleep tracking. Designed for professionals who demand precision and convenience, it offers up to 7 days of battery life, Active Zone Minutes for optimized workouts, and smartphone compatibility via Bluetooth. Includes both small and large bands for a perfect fit. ## Description Fitbit Charge 4 Fitness TrackerWith Fitbit Charge 4, there’s no limit to how far you can go. This sleek, swimproof tracker is packed with features that help you know your workouts and your body better—like built-in GPS, Active Zone Minutes, a new exercise mode and sleep tracking. Plus, with Fitbit Pay and up to 7-day battery, you get more convenience on the go and more inspiration to reach your fitness goals.**Water resistant to 50M.​ ​Battery life varies with use and other factors;​ up to 5 hours with continuous GPS.Product Features:24/7 HEART RATE - Use 24/7 heart rate to better track calorie burn, optimize workouts and uncover health trends that inspire you to make moves on your health and fitness goals.RESTING HEART RATE - Wear Fitbit Charge 4 all day and night to record and reveal your resting heart rate, track heart rate trends over time, and follow your health and fitness progress.HEART RATE ZONES - Now heart rate zones are personalized based on your age and resting heart rate, so when you’re exercising you get a more accurate understanding of how hard your body’s working.WORKOUT INTENSITY MAP - IN APP ONLY - After outdoor exercise, check your workout intensity map in the Fitbit app to see your heart rate zones throughout your route and learn where you put in the most effort.ACTIVE ZONE MINUTES - With new Active Zone Minutes, your tracker buzzes when you reach your target heart rate zones during exercise, and celebrates when you earn extra minutes outside of exercise. ## Features - Measures Calories Burned And Heart Rate - Comprehensive Monitoring - Sleep Tracking - Built-in GPS ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08GYSZJBV | | Age Range Description | Adult | | Band Color | black | | Band Material Type | Silicone | | Band Width | 22 Millimetres | | Battery Average Life | 7 Days | | Battery Cell Type | Lithium Ion | | Battery Charge Time | 2 Hours | | Best Sellers Rank | #163,599 in Sports, Fitness & Outdoors ( See Top 100 in Sports, Fitness & Outdoors ) #1,093 in Activity Trackers | | Box Contents | Fitbit Charge 4, Classic wristbands (both small & large), Charging cable | | Brand Name | Fitbit | | Case Material Type | Plastic | | Clasp Type | Single Pusher Foldover Clasp | | Closure Type | Buckle | | Colour | Black | | Communication Feature | True | | Compatible Devices | Smartphone | | Compatible Phone Models | android smartphones | | Connectivity Technology | Bluetooth, GPS, NFC | | Controller Type | Touch Control | | Customer Reviews | 3.9 3.9 out of 5 stars (1,430) | | Display Type | Digital | | GPS Geotagging Functionality | Built-in GPS | | Human Interface Input | Touchscreen | | Item Dimensions | 42 x 103 x 225 Millimeters | | Item Dimensions D x W x H | 23D x 23W x 23H Millimeters | | Item Type Name | fitness tracker | | Item Weight Unit of Measure | 0.03 Kilograms | | Manufacturer | Fitbit | | Memory Storage Capacity | 6400 MB | | Metrics Measured | Optical Heart Rate Sensor | | Model Name | Charge 4 | | Model Number | FB417BKBK | | Operating System | android 7, mac os | | Product Features | GPS | | Resolution | 240 x 280 | | Screen Size Unit of Measure | 1.5 Inches | | Shape | Rectangular | | Sport Type | Fitness, Swimming | | Style Name | Classic | | Supported Application | Fitness Tracker, GPS, Heart Rate Monitor, Sleep Monitor | | Supported Satellite Navigation System | GPS | | Target Audience | Unisex Adult, Unisex Teen | | Water Resistance Depth | 50 Metres | | Water Resistance Level | Water Resistant | | Waterproof Rating | IPX8 | | Wearable Computer Type | Activity Tracker | | Wireless Compability | Bluetooth | | Wireless Provider | du | ## Product Details - **Connectivity Technology:** Bluetooth, GPS, NFC - **Memory Storage Capacity:** 6400 MB - **Operating System:** android 7, mac os - **Special Feature:** GPS - **Wireless Communication Standard:** Bluetooth ## Images ![Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included, Black) - Image 1](https://m.media-amazon.com/images/I/41KLCCi2joL.jpg) ![Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included, Black) - Image 2](https://m.media-amazon.com/images/I/41A9Icg9mFL.jpg) ![Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included, Black) - Image 3](https://m.media-amazon.com/images/I/31XjkKNr-KL.jpg) ![Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included, Black) - Image 4](https://m.media-amazon.com/images/I/41Y4+13yYSL.jpg) ![Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, One Size (S & L Bands Included, Black) - Image 5](https://m.media-amazon.com/images/I/511MVgPNNDL.jpg) ## Questions & Answers **Q: Does it come with a charger?** A: It comes with a cord that you attach to your Fitbit and it has USB plug on the other end. **Q: How do I change the time** A: You don’t have to. It changes automatically. Just like your phone. **Q: Is this compatible with a Samsung S10 128gig?** A: Yes **Q: Does this calculate how many calories you intake from eating and drinking?** A: No, it calculates how many calories you have burned off from your activity level. ## Frequently Bought Together - Fitbit Charge 4 Black Advanced Fitness Tracker - 4 Pack Stretchy Band Compatible with Fit bit Charge 4 Bands/ Charge 3 Band/ Charge 3SE Smart Watch Wristbands for Women Men, Breathable Adjustable Loop Nylon Replacement Straps Elastic Charge 3 Wristbands for Women Men - AVOD Nylon Watch Bands Compatible with Fitbit Charge 4/Charge 3/SE, Soft Replacement Wristband Breathable Sport Strap with Band for Women Men --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/277301343-fitbit-charge-4-fitness-and-activity-tracker-with-built-in](https://www.desertcart.jp/products/277301343-fitbit-charge-4-fitness-and-activity-tracker-with-built-in) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-07*