---
product_id: 533855238
title: "WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component for WHOOP 4.0 Wearable Health, Fitness & Activity Tracker, Onyx"
brand: "whoop"
price: "€ 585.67"
currency: EUR
in_stock: false
reviews_count: 8
url: https://www.desertcart.nl/products/533855238-whoop-battery-pack-4-0-portable-wearable-water-resistant-charging
store_origin: NL
region: Netherlands
---

# 2.4A Fast Output Current IP68 Water & Dust Resistant 638mAh Lithium-Ion Power WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component for WHOOP 4.0 Wearable Health, Fitness & Activity Tracker, Onyx

**Brand:** whoop
**Price:** € 585.67
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power your performance, rain or shine!

## Quick Answers

- **What is this?** WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component for WHOOP 4.0 Wearable Health, Fitness & Activity Tracker, Onyx by whoop
- **How much does it cost?** € 585.67 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/533855238-whoop-battery-pack-4-0-portable-wearable-water-resistant-charging)

## Best For

- whoop enthusiasts

## Why This Product

- Trusted whoop brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safety First, Always:** Advanced overcharge and short-circuit protection keeps your WHOOP tracker secure and your data flowing.
- • **Ultra-Compact Powerhouse:** Lightweight and pocket-friendly design fits effortlessly into your active lifestyle and travel essentials.
- • **Wear & Charge Seamlessly:** Keep your WHOOP 4.0 powered all day without missing a beat—charge on the go with zero downtime.
- • **Built to Brave the Elements:** IP68-rated water and dust resistance means your battery pack stays safe through sweat, rain, and dust storms.
- • **Rapid Recharge, Ready Faster:** Fully recharge in just 2 hours with the included USB cable—because your performance can’t wait.

## Overview

The WHOOP Battery Pack 4.0 is a compact, wearable charging solution designed exclusively for the WHOOP 4.0 fitness tracker. Featuring a 638mAh lithium-ion battery, IP68 water and dust resistance, and a fast 2.4A output, it enables continuous health and activity monitoring by allowing on-the-go charging. Lightweight and durable, it recharges fully in 2 hours and includes built-in safety protections, making it an essential companion for professionals who demand uninterrupted performance tracking.

## Description

Product Description Shop WHOOP SuperKnit Band Battery Pack WHOOP 4.0 For Performance and Profession Engineered with an ultra-soft backing and microfilament yarn. On the Go Charging Get continuous data for days on a single charge. Fitness & Health Feedback Monitors sleep, recovery, and daily effort around the clock. Designed for Durability Designed with a durable, stainless steel clasp. Waterproof Charge on the go while you wear it, without worrying about it getting wet. Recover Faster, Train Smarter See how specific lifestyle and training behaviors affect Recovery & Strain.

Review: Very good recommend - Exact same as on website but cheaper and free next day delivery can’t go wrong came in exact same package the cheaper and quicker. Value for money, fast delivery and works well. So small this is the second one we’ve lost! Hopefully won’t have to order again… but absolutely no issues with product
Review: That delivery was as promised - Arrived the next day having lost my other one, does what its supposed to do very happy with prompt delivery

## Features

- LONG-LASTING POWER – Get continuous data for days on a single charge with our battery pack that enables you to charge on-the-go while you wear it.
- DURABLE & WATER RESISTANT – Designed to provide long-lasting power for years to come. P68 dust-proof and water-resistant up to 1 meter for 2 hours.
- COMPACT & PORTABLE – Compact and lightweight, making it easy to carry with you wherever you go. Whether you're traveling, working out, or simply need to extend your WHOOP tracker's battery life, this battery pack is the perfect solution.
- EASY TO USE – To charge your WHOOP 4.0 Health and Fitness Tracker, simply slide the battery pack on your device for charging on-the-go. Use the included USB cable to recharge your battery pack from a laptop.
- SAFE & RELIABLE – Built with safety in mind, our WHOOP 4.0 Battery Pack features overcharge and short-circuit protection to ensure that your WHOOP tracker is always protected.
- Unit Count: 1.0
- Mounting Type: Tabletop Mount

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BWSFHKGW |
| Amperage | 3.11 Amps |
| Battery Capacity | 638 Milliamp Hours |
| Battery Cell Type | Lithium Ion |
| Battery Charge Time | 2 Hours |
| Battery Weight | 9.3 Grams |
| Battery capacity | 638 Milliamp Hours |
| Best Sellers Rank | 16,834 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 24 in Arm & Wristband Technology Charging Docks |
| Box Contents | USB Cable |
| Brand | WHOOP |
| Brand Name | WHOOP |
| Colour | Onyx |
| Compatible Devices | WHOOP 4.0 |
| Compatible Phone Models | WHOOP 4.0 |
| Connector Type | USB |
| Connector type | USB |
| Customer Reviews | 4.5 out of 5 stars 1,036 Reviews |
| Item Dimensions | 43 x 35 x 20 millimetres |
| Item Type Name | Battery Pack |
| Manufacturer | WHOOP |
| Model Name | WHOOP Battery Pack |
| Model Number | 974-001-000 |
| Number of Batteries | 1 Lithium Polymer batteries required. (included) |
| Number of Ports | 1 |
| Other Special Features of the Product | IP68 dust-proof and water-resistant up to 1 meter for 2 hours. |
| Output Current | 2.4 Amps |
| Portable | Yes |
| Power Source | Battery Powered |
| Special feature | IP68 dust-proof and water-resistant up to 1 meter for 2 hours. |
| UPC | 810114360019 |
| Unit Count | 1.0 Count |
| Voltage | 3.7 Volts |

## Product Details

- **Battery capacity:** 638 Milliamp Hours
- **Brand:** WHOOP
- **Colour:** Onyx
- **Connector type:** USB
- **Special feature:** IP68 dust-proof and water-resistant up to 1 meter for 2 hours.

## Images

![WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component for WHOOP 4.0 Wearable Health, Fitness & Activity Tracker, Onyx - Image 1](https://m.media-amazon.com/images/I/41XDrk9P0dL.jpg)
![WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component for WHOOP 4.0 Wearable Health, Fitness & Activity Tracker, Onyx - Image 2](https://m.media-amazon.com/images/I/516OGe+TFcL.jpg)
![WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component for WHOOP 4.0 Wearable Health, Fitness & Activity Tracker, Onyx - Image 3](https://m.media-amazon.com/images/I/51hzKbhSo1L.jpg)
![WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component for WHOOP 4.0 Wearable Health, Fitness & Activity Tracker, Onyx - Image 4](https://m.media-amazon.com/images/I/71pk-It2aAL.jpg)

## Questions & Answers

**Q: Can I charge the Battery Pack and the Whoop at the same time?**
A: You shouldn’t need too, the battery charges quickly as does the woop band itself

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very good recommend
*by O***H on 11 April 2025*

Exact same as on website but cheaper and free next day delivery can’t go wrong came in exact same package the cheaper and quicker. Value for money, fast delivery and works well. So small this is the second one we’ve lost! Hopefully won’t have to order again… but absolutely no issues with product

### ⭐⭐⭐⭐⭐ That delivery was as promised
*by C***S on 2 May 2025*

Arrived the next day having lost my other one, does what its supposed to do very happy with prompt delivery

### ⭐⭐⭐⭐⭐ Works well
*by I***. on 2 January 2025*

Does what it should

## Frequently Bought Together

- WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component 4.0 Wearable Health, Fitness & Activity Tracker, Onyx
- DADO Comfort Durable Silicone Wristband Compatible with WHOOP 4.0 Band, Soft Silicone Sports Loop Strap for Men & Women, with U Shapped Connector

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**Shop now:** [https://www.desertcart.nl/products/533855238-whoop-battery-pack-4-0-portable-wearable-water-resistant-charging](https://www.desertcart.nl/products/533855238-whoop-battery-pack-4-0-portable-wearable-water-resistant-charging)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-19*