






WHOOP 4.0 with 12 Month Subscription – Wearable Health, Fitness & Activity Tracker – Continuous Monitoring, Performance Optimization, Heart Rate Tracking – Improve Sleep, Strain, Recovery, Wellness
US$358.29
Estimated delivery: 2–7 business days ✓ Free shipping — over $200Description
Product Details Color:Onyx Item Dimensions:7.1 x 1.1 x 0.4 inches Item Weight:4.96 ounces Screen Size:4 inches Compatible Devices:Smartphones, Tablets, Laptops Battery Cell Type:Lithium Mod...
Delivery & Returns
Free shipping $200+
Orders of $200 or more ship free. No code needed.
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Product Details
- Color:Onyx
- Item Dimensions:7.1 x 1.1 x 0.4 inches
- Item Weight:4.96 ounces
- Screen Size:4 inches
- Compatible Devices:Smartphones, Tablets, Laptops
- Battery Cell Type:Lithium
- Model Name:4.0 Health & Fitness Tracker
- Model Number:973-001-000
- Target Audience:Unisex Adults
- Shape:Heart
- Warranty Description:Lifetime warranty
- Operating System:watch_os
- Additional Features:Sleep Monitor
- GPS Geotagging Functionality:No GPS
- Band Material Type:Nylon
- Water Resistance Level:Waterproof
- Sport Type:Exercise & Fitness
- Human Interface Input:Buttons
- Clasp Type:Tang Buckle
- Supported Application:Fitness Tracker
- Controller Type:Touch Control
- Metrics Measured:Heart Rate
- Closure Type:Buckle
- Style Name:Modern
- Band Color:black
- Connectivity Technology:Bluetooth
- Wireless Compability:Bluetooth
- Wireless Provider:Go Mobile
- Communication Feature:Bluetooth
- Compatible Phone Models:iOS Devices, Andriod Devices
- Waterproof Rating:IP68
- Age Range Description:Adult
- Built-In Media:Initial 12-month WHOOP membership, 4.0 hardware, Onyx SuperKnit band, and wearable, water-resistant* battery pack.
- Wearable Computer Type:Activity Tracker
- Item Type Name:Fitness Tracker
- Battery Average Life:5 days
- Display Type:No Display
- Resolution:128 x 128
- Band Width:1.1 inches
- Band Length:7.1 inches
- Item Dimensions D x W x H:0.4"D x 0.4"W x 0.4"H
About this item
- Everything You Need Is Included: Purchase includes an initial 12-month WHOOP membership, 4.0 hardware, Onyx SuperKnit band, and wearable, water-resistant* battery pack. THIS IS FOR FIRST TIME WHOOP MEMBERS.
- Continuous Monitoring: WHOOP is a unique wearable fitness device that offers continuous monitoring of physiological data, including heart rate, respiratory rate, resting heart rate, heart rate variability, skin temperature, blood oxygen levels, daily activity and sleep so users can better understand their overall health and wellness status and track their progress over time.
- Personalized for Your Goals: WHOOP is insight-driven, providing users with clear next steps and a science-backed approach so they can understand and improve their overall health and optimize performance. Track and log your daily behaviors like activity, diet, alcohol consumption, stress levels, caffeine intake and more with the WHOOP Journal. WHOOP then calculates which behaviors help or hurt your sleep and recovery most, making it easier to stick with healthy habits.
- On the Go Charging: Get continuous data for days on a single charge with our water-resistant* battery pack that enables you to charge on the go while you wear it.
- Community Support: WHOOP offers a supportive community of users, including professional athletes and fitness enthusiasts, who share their experiences and insights. This community provides users with inspiration and encouragement as they work to achieve their fitness and wellness goals. Additionally, WHOOP's community provides users with access to expert resources and guidance to help them optimize their health and wellness.
Shipping Policy
Kitemere ships from the United States.
Most orders leave the warehouse within 1 business day and arrive in 2–7 business days.
- Free shipping on orders of $200 or more, applied automatically
- Otherwise shipping is a flat $6.90
- Your tracking number is emailed as soon as your order ships
- We currently ship to the lower 48 United States
Return policy
30-day returns.
If it's not quite right, you can request a return within 30 days of delivery, and Kitemere will email you return instructions. Change-of-mind returns must be unused, unassembled, and in their original packaging. There is no restocking fee. Depending on the item's packaged size and weight and how it needs to be collected, a change-of-mind return may have a return shipping or pickup cost. We only deduct the actual cost: we tell you the exact amount and get your OK before arranging a paid return, and if there is no cost, nothing is deducted. Returns for damaged, defective, or incorrect items are free.
How it works
- Email us at support@kitemere.com with your order number.
- We send your return instructions within 1 business day, along with any return shipping cost so you can decide.
- Your refund goes back to your original payment method within 10 business days of the carrier scan.
Damaged or defective on arrival? Send a photo and Kitemere replaces or refunds immediately, return shipping on us, and in most cases you won't need to send anything back.






