Shimano Di2 SM-BTR1A Universal Battery [ISMBTR1A]
4.5 (367) · $ 12.00 · In stock
![Shimano Di2 SM-BTR1A Universal Battery [ISMBTR1A]](https://static.trisports.com/productimages/images450/SHD2B2-2.jpg)
This Lithium Ion battery for Shimano Di2 electronic shifting systems was developed as an external battery option for e-Tube
![Shimano Di2 SM-BTR1 External Battery](https://images.excelsports.com/public/large/112519-1.jpg)
Shimano Di2 SM-BTR1 External Battery
![Shimano Di2 SM-BTR1 External Battery Pack // 7.4V](https://i5.walmartimages.com/asr/d9943965-87bd-4d20-883e-789e1dbef6e9_1.f7b798a7c6b8d8280af4077d5e80c6ad.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Shimano Di2 SM-BTR1 External Battery Pack // 7.4V
![Texas Cyclesport Shimano SM-BTR1 Di2 Battery, External, 45% OFF](https://i.ebayimg.com/images/g/KcQAAOSwxEBkMGWd/s-l1200.jpg)
Texas Cyclesport Shimano SM-BTR1 Di2 Battery, External, 45% OFF
![Universal Cycles -- Shimano SM-BTR1 E-Tube Di2 External Battery [ISMBTR1A]](https://www.universalcycles.com/images//products/small/108220.jpg)
Universal Cycles -- Shimano SM-BTR1 E-Tube Di2 External Battery [ISMBTR1A]
![Shimano Di2 SM-BTR1 External Battery](https://i.ebayimg.com/images/g/LzwAAOSwTh1eUoJZ/s-l500.jpg)
Shimano Di2 SM-BTR1 External Battery
Shimano Di2 Batteries. Must purchase battery, charger, and power cable to complete the system. All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions. Di2 External Battery, battery charger, and power cable are universal between Dura-Ace 9070, 7970, Ultegra 6870, 6770 and Alfine Di2 systems. Battery weighs 71g.
![Shimano SM BTR1 Di2 External Battery](https://static.biketiresdirect.com/productimages/images450/SHD2B2-2.jpg)
Shimano SM BTR1 Di2 External Battery
![Shimano Di2 SM-BTR1A Universal Battery [ISMBTR1A]](https://static.westernbikeworks.com/ProductImages/Images286/wqmki7-2.jpg)
Shimano Di2 SM-BTR1A Universal Battery [ISMBTR1A]
![Shimano SM-BTR1 Di2 External Battery - Performance Bicycle](https://images.performancebike.com/cdn-cgi/image/f=auto,width=370/images/large/bikes/shimano/ibtdn3002.jpg)
Shimano SM-BTR1 Di2 External Battery - Performance Bicycle
![SHIMANO(シマノ) SM-BTR1-A SM-BTR1-A](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/51DCMMLF2ML._AC_UF894,1000_QL80_.jpg)
SHIMANO(シマノ) SM-BTR1-A SM-BTR1-A
![Shimano Di2 SM-BTR1A Universal Battery [ISMBTR1A]](https://static.westernbikeworks.com/ProductImages/Images286/saabh4-1.jpg)
Shimano Di2 SM-BTR1A Universal Battery [ISMBTR1A]
This is the Shimano SM-BTR1 Di2 Battery. Features: Di2 External Battery, battery charger, and power cable are universal between Dura-Ace 9070, 7970,
![Shimano SM-BTR1 Di2 External Battery](https://images.performancebike.com/cdn-cgi/image/f=auto,width=950/images/large/bikes/shimano/sm-btr1.jpg)
Shimano SM-BTR1 Di2 External Battery
![Texas Cyclesport Shimano SM-BTR1 Di2 Battery, External System SM-BTR1 60.99 New](https://cdn11.bigcommerce.com/s-kvyj4/images/stencil/500x659/products/2951/3924/SM_BTR2__19272.1397495778.jpg?c=2)
Texas Cyclesport Shimano SM-BTR1 Di2 Battery, External System SM-BTR1 60.99 New
![SHIMANO(シマノ) SM-BTR1-A SM-BTR1-A](https://m.media-amazon.com/images/I/51HDTA%20GnqL.jpg)
SHIMANO(シマノ) SM-BTR1-A SM-BTR1-A
![Universal Cycles -- Shimano SM-BTR1 E-Tube Di2 External Battery [ISMBTR1A]](https://www.universalcycles.com/images//products/small/49969.jpg)
Universal Cycles -- Shimano SM-BTR1 E-Tube Di2 External Battery [ISMBTR1A]