---
product_id: 305151035
title: "FITHOOD Battery Replacement for maico easyTymp Interacoustics Titan MAI-721-4 (1800mAh/3.7V)"
brand: "fithood"
price: "¥7599"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/305151035-fithood-battery-replacement-for-maico-easytymp-interacoustics-titan-mai-721
store_origin: JP
region: Japan
---

# 3.7V stable Li-ion voltage Compact 53x35x11mm size 1800mAh high-capacity power FITHOOD Battery Replacement for maico easyTymp Interacoustics Titan MAI-721-4 (1800mAh/3.7V)

**Brand:** fithood
**Price:** ¥7599
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your precision — never miss a beat with FITHOOD!

## Quick Answers

- **What is this?** FITHOOD Battery Replacement for maico easyTymp Interacoustics Titan MAI-721-4 (1800mAh/3.7V) by fithood
- **How much does it cost?** ¥7599 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/305151035-fithood-battery-replacement-for-maico-easytymp-interacoustics-titan-mai-721)

## Best For

- fithood enthusiasts

## Why This Product

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

## Key Features

- • **Precision Fit Design:** Exact dimensions (53.0 x 35.3 x 11.0mm) guarantee seamless replacement without hassle.
- • **Reliable Power Boost:** Keep your medical device running longer with a robust 1800mAh capacity.
- • **Lightweight & Portable:** At just 80g, it’s engineered for easy handling and device balance.
- • **Expert Support Included:** Unsure about compatibility? Professional advice is just an email away for perfect matching.
- • **Certified Safety Assurance:** ISO9001, RoHS, CE, UN38.3, and MSDS certifications ensure top-tier quality and compliance.

## Overview

The FITHOOD Battery Replacement is a high-quality, certified 1800mAh Li-ion battery designed specifically for maico easyTymp Interacoustics Titan MAI-721-4 devices. Compact and lightweight, it ensures reliable, long-lasting power with full safety compliance, backed by expert customer support for perfect compatibility.

## Description

- Compatible Model:   easyTymp Interacoustics Titan - Compatible Battery Part Number:   MAI-721-4 Tips Before Purchase Please confirm the compatible model and battery part number carefully before you purchase it.

## Features

- High quality replacement battery for Medical Battery
- All batteries are Certificated with ISO9001, RoHS, CE, UN38.3, and MSDS
- Battery Specifications - Capacity: 1800mAh, WH: 6.66Wh, Type: Li-ion, Voltage: 3.7V
- Dimensions: 53.0 x 35.3 x 11.0mm Weight: 80.0g
- Please ensure both model and battery part number are matched with your device.If you are not sure, please send email to us with your battery details or pictures, we will give you professional suggestions.

## Product Details

- **Number of Batteries:** 1 Lithium Ion batteries required. (included)
- **Brand:** FITHOOD
- **Battery Cell Composition:** Lithium Ion
- **Battery Capacity:** 1800 Milliampere Hour (mAh)
- **Recommended Uses For Product:** Medical Equipment

## Images

![FITHOOD Battery Replacement for maico easyTymp Interacoustics Titan MAI-721-4 (1800mAh/3.7V) - Image 1](https://m.media-amazon.com/images/I/51jgnB4V97L.jpg)
![FITHOOD Battery Replacement for maico easyTymp Interacoustics Titan MAI-721-4 (1800mAh/3.7V) - Image 2](https://m.media-amazon.com/images/I/514QNvpVQRL.jpg)
![FITHOOD Battery Replacement for maico easyTymp Interacoustics Titan MAI-721-4 (1800mAh/3.7V) - Image 3](https://m.media-amazon.com/images/I/510A7otrpOL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/305151035-fithood-battery-replacement-for-maico-easytymp-interacoustics-titan-mai-721](https://www.desertcart.jp/products/305151035-fithood-battery-replacement-for-maico-easytymp-interacoustics-titan-mai-721)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-23*