---
product_id: 82214691
title: "Shimano BTDN110A1 Internal Battery Groups DI2 ETUBE 110A1 R, Black, 1"
brand: "shimano"
price: "¥51282"
currency: JPY
in_stock: true
reviews_count: 13
category: "Shimano"
url: https://www.desertcart.jp/products/82214691-shimano-btdn110a1-internal-battery-groups-di2-etube-110a1-r-black
store_origin: JP
region: Japan
---

# Advanced internal battery tech Powerful memory chip for multi-shift processing Seamless SHIFT synchro customization Shimano BTDN110A1 Internal Battery Groups DI2 ETUBE 110A1 R, Black, 1

**Brand:** shimano
**Price:** ¥51282
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your ride with precision and style — never miss a shift!

## Quick Answers

- **What is this?** Shimano BTDN110A1 Internal Battery Groups DI2 ETUBE 110A1 R, Black, 1 by shimano
- **How much does it cost?** ¥51282 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/82214691-shimano-btdn110a1-internal-battery-groups-di2-etube-110a1-r-black)

## Best For

- shimano enthusiasts

## Why This Product

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

## Key Features

- • **Future-Proof Compatibility:** Works with Dura-Ace 9070, 9150, and Ultegra 6870 with latest firmware
- • **Compact & Lightweight Design:** Only 50g, fits discreetly inside your frame
- • **Next-Gen Firmware Integration:** Supports SHIFT synchro for synchronized front and rear shifting
- • **Unmatched Battery Performance:** Reliable charge retention for longer rides
- • **Customizable Riding Experience:** Adapts to your unique cycling style with multiple change options

## Overview

The Shimano BTDN110A1 Internal Battery Groups DI2 ETUBE 110A1 R is a cutting-edge internal battery designed for Shimano's Di2 electronic shifting systems. Featuring a powerful memory chip, it supports the advanced SHIFT synchro technology for synchronized front and rear derailleur shifts, enhancing ride customization and performance. Lightweight at just 50g, it ensures reliable charge retention and compatibility with multiple Shimano groupsets, making it an essential upgrade for serious road cyclists seeking precision and seamless gear changes.

## Description

With the launch of the Dura-Ace 9150 also introduces a new Firmware offering road riders the SHIFT synchro options for the front derailleur and rear derailleur. From now on, this technology will also be available for users who ride their bike or lt e gr a 6870 and/or the Dura Ace 9070 as long as they have the latest version of the Di2 battery. The new battery (BT-DN110) has a memory chip that can handle the processing power needed to tackle the multiple change options and customizations that SHIFT synchro offers, offering the adaptation to any riding style of the bike.

Review: Expensive but quality - Expensive but quality
Review: Di2 Internal Battery - Previous battery would not hold its charge. I fitted the new battery a few weeks ago and its doing its job. Charge is holding.

## Features

- new firmware
- Memory chip that can handle the processing power needed to cope with the multiple change options
- new model

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07F419QC7 |
| Batteries | 1 9V batteries required. |
| Best Sellers Rank | 110,792 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 210 in Cables (Sports & Outdoors) |
| Brand | SHIMANO |
| Colour | Black/White |
| Customer Reviews | 4.3 4.3 out of 5 stars (153) |
| Date First Available | 1 July 2018 |
| Delivery information | We cannot deliver certain products outside mainland UK ( Details ). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout. |
| Guaranteed software updates until | unknown |
| Item Weight | 50 g |
| Item model number | IBTDN110A1 |
| Model year | 2019 |
| Package Dimensions L x W x H | 20.7 x 8.2 x 3.4 centimetres |
| Package Weight | 0.09 Kilograms |
| Part number | BTDN110A1 |
| Size | 1 |
| Style | Single |

## Product Details

- **Battery capacity:** 500 Milliamp Hours
- **Battery cell composition:** Lithium Ion
- **Brand:** SHIMANO
- **Number of batteries:** 1 9V batteries required.
- **Recommended uses for product:** Bicycle

## Images

![Shimano BTDN110A1 Internal Battery Groups DI2 ETUBE 110A1 R, Black, 1 - Image 1](https://m.media-amazon.com/images/I/61Cn4Dt+iaL.jpg)
![Shimano BTDN110A1 Internal Battery Groups DI2 ETUBE 110A1 R, Black, 1 - Image 2](https://m.media-amazon.com/images/I/71RAjZ-wUzL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Expensive but quality
*by K***G on 10 September 2025*

Expensive but quality

### ⭐⭐⭐⭐⭐ Di2 Internal Battery
*by P***C on 18 September 2019*

Previous battery would not hold its charge. I fitted the new battery a few weeks ago and its doing its job. Charge is holding.

### ⭐⭐⭐⭐ Works great for DI2 but very expensive for what it is
*by R***D on 1 January 2025*

Needed a replacement DI2 battery and this is an original shimano replacement battery which worked straight out of the box. Very expensive for what it is but what choice do you have.

## Frequently Bought Together

- Shimano BTDN110A1 Internal Battery Groups DI2 ETUBE 110A1 R, Black, 1
- SHIMANO TL-EW02 E-Tube Di2 Plug Tool

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**Shop now:** [https://www.desertcart.jp/products/82214691-shimano-btdn110a1-internal-battery-groups-di2-etube-110a1-r-black](https://www.desertcart.jp/products/82214691-shimano-btdn110a1-internal-battery-groups-di2-etube-110a1-r-black)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-24*