---
product_id: 239100296
title: "Expain Change Arm Strap"
brand: "expain"
price: "FREE"
currency: EUR
in_stock: false
url: https://www.desertcart.at/products/239100296-expain-change-arm-strap
store_origin: AT
region: Austria
---

# Vibration alert Bluetooth Smart 25h battery life Expain Change Arm Strap

**Brand:** expain
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 💪 Elevate Your Ergonomics: Feel the Change Before It Hurts!

## Quick Answers

- **What is this?** Expain Change Arm Strap by expain
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/239100296-expain-change-arm-strap)

## Best For

- expain enthusiasts

## Why This Product

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

## Key Features

- • **Recharge and Go:** Enjoy a full day of use with a robust 25-hour rechargeable battery.
- • **Stay Ahead of Pain:** Gentle vibrations alert you to muscle tension before it becomes an issue.
- • **Data-Driven Insights:** Track your muscle activity history with the intuitive Expain App.
- • **Designed for Comfort:** Lightweight at just 0.15 kg, it’s the perfect companion for your daily grind.
- • **Transform Your Work Habits:** Experience real-time biofeedback to enhance your ergonomic practices.

## Overview

The EXPAIN Change Arm Strap is a cutting-edge biofeedback device designed to help you monitor and adjust your muscle activity, preventing pain and promoting healthier work habits. With a 25-hour rechargeable battery, Bluetooth connectivity to the Expain App, and gentle vibration alerts, this lightweight device empowers you to take control of your physical well-being throughout the day.

## Description

The extensor digitorum Communis muscle is the muscle most commonly related to pain in the arms from computer work. The muscle is located on top of the underarm where the Expain change arm is placed. The muscle is used for lifting the hand, The index finger and the pointer finger. When using a computer one often use this muscle constantly, even though it is not needed. Expain change arm make the user aware of unconscious muscle activity in the under arm with biofeedback. Expain change are two revolutionary enlightenment products to prevent neck, shoulder and arm/elbow ailments in both sedentary and static stressful postures. By feedback of muscle work, this is an obvious product for my patients to reduce overloading and further pain.

## Features

- EXPAIN Change Arm is a Biofeedback device that warn you, with a gentle vibration, when you are using your arm-muscles in a way that may cause pain. The vibration is triggered with 60 seconds of sustained muscle activity. For most its enough with some ergonomy adjustments at the desk, maybe a new keyboard and computer mouse and letting the muscles rest for a few seconds every now and then.
- Ever wondered whats causing your forearm pain? Wonder no more! Use EXPAIN Change Neck & Shoulders to find out whats causing your pain. 25 hour battery time (rechargeable) lets you wear the device for a whole day and you'll feel the vibration when your muscles are tensed for 30 seconds.
- When your muscles contract continiously it leads to pain!
- This is a Biofeedback device that enables habit change, by telling you when to change position and relax your muscles to avoid continious muscle tension.
- Tansfers live muscle activity data and history to the Expain App via Bluetooth Smart. The App lets you see your live muscle activity and make adjustments to lower muscle activity and tension. Warning: This is an advanced product, read the friendly user manual and contact us before returning the product.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Name | Change Arm Strap |
| Weight | 0.15 Kilograms |
| Units | 1 count |
| Country of origin | Norway |
| Brand | EXPAIN |

## Images

![Expain Change Arm Strap - Image 1](https://m.media-amazon.com/images/I/71YL0K4gPOL.jpg)
![Expain Change Arm Strap - Image 2](https://m.media-amazon.com/images/I/41Ao2bE-L0L.jpg)
![Expain Change Arm Strap - Image 3](https://m.media-amazon.com/images/I/81Hbv-eLJfL.jpg)
![Expain Change Arm Strap - Image 4](https://m.media-amazon.com/images/I/818ZfG+5VDL.jpg)
![Expain Change Arm Strap - Image 5](https://m.media-amazon.com/images/I/91IraK07-BL.jpg)

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-04-29*