---
product_id: 540590874
title: "WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component 4.0 Wearable Health, Fitness & Activity Tracker, Not Compatible with Gen 5, Onyx"
brand: "whoop"
price: "KSh2081"
currency: KES
in_stock: false
reviews_count: 8
url: https://www.desertcart.co.ke/products/540590874-whoop-battery-pack-4-0-portable-wearable-water-resistant-charging
store_origin: KE
region: Kenya
---

# USB-C fast recharge IP68 water & dust resistance Days of continuous power WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component 4.0 Wearable Health, Fitness & Activity Tracker, Not Compatible with Gen 5, Onyx

**Brand:** whoop
**Price:** KSh2081
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power your performance, wherever life takes you.

## Quick Answers

- **What is this?** WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component 4.0 Wearable Health, Fitness & Activity Tracker, Not Compatible with Gen 5, Onyx by whoop
- **How much does it cost?** KSh2081 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/540590874-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

- • **Plug, Slide, and Go:** Effortless one-step charging while wearing your WHOOP keeps you powered without interruption.
- • **Safe, Smart, and Reliable:** Advanced overcharge and short-circuit protection ensures your device stays secure and ready.
- • **Built to Brave the Elements:** IP68-rated water and dust resistance means your battery pack works as hard as you do, rain or shine.
- • **Unstoppable Power On-The-Go:** Keep your WHOOP 4.0 charged continuously for days without missing a beat.
- • **Sleek, Lightweight, and Portable:** Compact design fits seamlessly into your active lifestyle—charge anywhere, anytime.

## Overview

The WHOOP Battery Pack 4.0 is a compact, water-resistant charging accessory designed exclusively for the WHOOP 4.0 fitness tracker. It delivers continuous multi-day power with IP68 dust and water resistance up to 1 meter for 2 hours, features USB-C fast charging, and includes built-in safety protections. Perfect for professionals who demand uninterrupted health data and seamless on-the-go charging.

## Description

Get continuous data for days on a single charge with our waterproof battery pack that’s designed to charge your WHOOP while you’re wearing it. WHOOP 4.0 and membership not included. Purchase your WHOOP 4.0 and membership separately. WHOOP 4.0 is IP68 dustproof and water-resistant up to 10 meters for 2 hours. WHOOP 4.0 Battery Pack is IP68 dustproof and water-resistant up to 1 meter for 2 hours.

Review: Worth the Purchase - The quality of this product is really good and it performs exactly as expected. It feels well-built, easy to use, and delivers consistent results.
Review: Click it in and forget it - A speciality product Robust and durable

## Features

- FSA/HSA: WHOOP is FSA/HSA eligible! As a certified retailer, you can purchase your WHOOP 4.0 Battery Pack directly with your FSA/HSA card at checkout.
- 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.
- EASY SETUP: Quickly and easily charge your WHOOP Battery Pack 4.0 every time before charging your WHOOP device. Plug the battery pack into a power source using the provided USB-C cord. The LED light will stay red until it reaches fully charged, and will turn green.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BWSFHKGW |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Best Sellers Rank | #31,483 in Sports, Fitness & Outdoors ( See Top 100 in Sports, Fitness & Outdoors ) #1,185 in Electronics & Gadgets |
| Colour | Onyx |
| Connectivity technologies | USB |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,043) |
| Date First Available | 14 March 2023 |
| Device interface - primary | Buttons |
| Display technology | LCD |
| Generic Name | Battery Pack |
| Item Dimensions LxWxH | 43 x 35 x 20 Millimeters |
| Item Weight | 60 g |
| Item model number | 974-001-000 |
| Manufacturer | WHOOP |
| Net Quantity | 1 Count |
| OS | Android |
| Other display features | CE |
| Product Dimensions | 4.32 x 3.55 x 2.03 cm; 60 g |
| Special features | IP68 dust-proof and water-resistant up to 1 meter for 2 hours. |
| Whats in the box | USB Cable |
| Wireless communication technologies | Bluetooth |

## 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 4.0 Wearable Health, Fitness & Activity Tracker, Not Compatible with Gen 5, Onyx - Image 1](https://m.media-amazon.com/images/I/41XDrk9P0dL.jpg)
![WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component 4.0 Wearable Health, Fitness & Activity Tracker, Not Compatible with Gen 5, Onyx - Image 2](https://m.media-amazon.com/images/I/516OGe+TFcL.jpg)
![WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component 4.0 Wearable Health, Fitness & Activity Tracker, Not Compatible with Gen 5, Onyx - Image 3](https://m.media-amazon.com/images/I/51hzKbhSo1L.jpg)
![WHOOP Battery Pack 4.0 – Portable, Wearable, Water-Resistant Charging Component 4.0 Wearable Health, Fitness & Activity Tracker, Not Compatible with Gen 5, Onyx - Image 4](https://m.media-amazon.com/images/I/71pk-It2aAL.jpg)

## Questions & Answers

**Q: How do I charge my WHOOP Battery Pack 4.0?**
A: Plug your battery pack 4.0 into a power source using your WHOOP-provided USB-C cord. While charging, the LED will stay red. Once your battery pack is fully charged, the LED will turn green.

**Q: I just received my WHOOP Battery Pack 4.0, but when I clicked on my WHOOP it wasn't charging.**
A: Make sure you charge your WHOOP Battery Pack 4.0 before trying to charge your WHOOP. See above FAQ on how to charge your WHOOP Battery Pack 4.0.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worth the Purchase
*by K***O on 10 January 2026*

The quality of this product is really good and it performs exactly as expected. It feels well-built, easy to use, and delivers consistent results.

### ⭐⭐⭐⭐⭐ Click it in and forget it
*by D***L on 16 February 2025*

A speciality product Robust and durable

### ⭐ Fake
*by A***I on 4 January 2025*

This is what I received 🫠

## 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.co.ke/products/540590874-whoop-battery-pack-4-0-portable-wearable-water-resistant-charging](https://www.desertcart.co.ke/products/540590874-whoop-battery-pack-4-0-portable-wearable-water-resistant-charging)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-02-23*