Fitness Trackers

How To Charge Whoop 4.0 Without Battery Pack?

Whoop is a superior and trendy fitness tracker by Amazon that is reliable and sleek and tracks various health metrics like HR, HRV, SpO2, calories burned, and steps.

But, sometimes, you can experience Whoop charging problems like the Whoop charger stops working or when the battery pack isn’t working properly and you start looking for ways to charge whoop 4.0 without a battery pack.

Related: Whoop vs Garmin

How To Charge Whoop 4.0 Without Battery Pack?

Honestly speaking, there is no other way to Charge Whoop 3.0 or 4.0 without a battery pack. If the charger is not working or the battery pack is lost then you are left with no option to charge the Whoop band as there is no alternative way of charging Whoop with anything else.

How To Charge Whoop 4.0 Without Battery Pack

Just make sure you are connecting the battery pack correctly sometimes the incorrect connection can cause the band to not charge. So, when you slide Whoop 4.0 battery pack on the band you will hear a clicking sound giving you a confirmation that it has properly connected with the band and the band must start charging now.

But sometimes the battery pack isn’t faulty and you end up thinking that it has issues due to which you start looking for solutions.

In most cases, the battery pack has outdated software which it will work properly and so to enhance the efficiency and performance of the battery pack, you must update the software.

Let me share with you the process of how to update the software of the battery pack so you can get it working again to charge your Whoop band.

Before starting this process, make sure you have a USB-C cable to connect with your battery pack and your laptop.

Now, go to and download the battery pack update and install it on your laptop.

The next step is open the software after installation

Now, connect the battery pack using USB-C to the laptop

and click on start update

Wait for the update to finish

Once the update is finished, remove the battery pack from the cable and plug it with your Whoop band now will see light indicators on the battery pack depending on the existing battery performance of the band.

Different color indications include solid green light that shows full charging, a blinking green light that means  25% to 74% charged, solid red means low battery level from 5% to 25%, and finally, if the red light is blinking that means the battery is going to be dead sooner or later.

In case the Whoop battery pack is not working properly, here are a few things you can try on your own to see if it works again.

Battery Not Working:

When you see that the Whoop battery pack is not able to charge the band and facing problems, there are a few things you can try.

The battery pack is discharged:

This is a situation when the battery pack itself doesn’t have enough charge to recharge the Whoop band. That means the battery pack is discharged and needs to be charged first so that it can be used to charge the Whoop band.

Update Whoop Battery pack:

As mentioned earlier, if the battery pack has outdated software, the pack will run into charging errors and bugs due to which it won’t charge the Whoop band. So you can consider updating the firmware to ensure there are no issues in the battery pack regarding software.

Check the wall socket: 

If the battery pack doesn’t have enough charging left, then plug it into a wall socket to charge it first. But, what if the wall socket is faulty and you think the battery pack is causing the issue? So make sure to check if the wall socket is supplying proper current or not. You can start by changing the power outlet or see if the breaker isn’t tripped.

Check to charge cable & Adapter: 

Sometimes the adapter or the charging cable is damaged. So check for bruises caused by something heavy on the cable or try changing the adapter and you may see some success.

Charging Whoop 4.0 with Whoop 3.0 battery pack

No, You cannot charge 4.0 with a battery pack of 3.0 battery pack and vice versa.

Can I charge My Whoop Directly?

No, you cannot charge the Whoop band directly with a power outlet. The power outlet has a higher voltage that the Whoop band cannot withstand but there is no way to connect the band to an outlet.

Can I charge Whoop in Shower?

Yes, if you have 4.0 you can charge it in the shower but not 3.0.

How to tell if Whoop 4.0 is charging?

To check if Whoop 4.0 is charging or not you can double-tap on the battery pack and you will indicator lights in different colors. If the indicator light is green that means it’s charging, if the indicator light is red that means it’s not charging.

Battery life of 4.0?

Whoop 4.0 lasts for around 5 days on a single charged

How long to charge Whoop 4.0 battery pack?

At least 2.5 hours.

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Robert Smith

Robert Smith is a technology lover and loves to write about laptops, monitors, printers, tablets, Apple products and anything that's related to computers and games. He is passionate enough that he maintains this blog regarding tech updates on a daily basis.