SKU: 10842092570

Shimano EW-WU111 Di2 D-Fly Bluetooth Transmitter

Sale price$93.60 Regular price$104.00
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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10

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Description

Shimano EW-WU111 Di2 D-Fly Bluetooth TransmitterShimano's EW WU111 D Fly is a compact wireless data transmitter that adds a new dimension to your Di2 experience. The D Fly plugs into Shimano's E tube wiring system and seamlessly connects Di2 equipped bikes to compatible wireless cycle computers or smartphones, tablets and Windows PCs. D Fly transmits data through both Bluetooth and ANT wireless protocols and allows riders to monitor Di2 gear position, battery life, as well as some other common

Shimano's EW-WU111 D-Fly is a compact wireless data transmitter that adds a new dimension to your Di2 experience. The D-Fly plugs into Shimano's E-tube wiring system and seamlessly connects Di2 equipped bikes to compatible wireless cycle computers or smartphones, tablets and Windows PCs. D-Fly transmits data through both Bluetooth and ANT wireless protocols and allows riders to monitor Di2 gear position, battery life, as well as some other common rider data functions. Don't worry about more batteries to keep track of, the D-Fly shares the same Di2 battery that powers the Di2 shifting system.


Your workout display and data file will be enriched with gear selection details and battery status. See where you can improve your gear choices and never be caught out with a drained Di2 battery!

With Shimano's E-Tube software on your smartphone, tablet or Windows PC you can also customize your drivetrain settings and features and diagnose problems including on-the-fly derailleur micro adjustment.

Features

  • Wireless Protocol: ANT private, Bluetooth LTE
  • Number of E-Tube Ports: 2
  • Number of E-Tube Connections: 0
  • Size: 38mm long x 25mm wide x 12.5mm tall, and weighs less than 5g
  • Compatibility: Dura-Ace 9150, 9170, 9070, Ultegra 6870 and Ultegra 6770 E-tube road shifting systems, and Garmin Edge 1000 and other compatible wireless bike computers.
  • Cable Routing: internal or external
  • Functions: shift position, Di2 battery charge status , adjust mode display (with PRO bike computer)
  • Technology: E-Tube, Shimano D-Fly
  • Weight: 3 Grams
  • Waterproof
  • D-Fly Compatible

E-Tube

E-tube is a system platform in order to achieve the Di2 (Digital Integrated Intelligence) concept. E-tube transmits interactive signals and power supply to each electronic component by plug & play connection. E-tube is a no rust, no stretch, no freeze system and it ensures advanced low maintenance. E-tube project offers, besides customized setting of the electronic components, an update to firmware via Windows PC, tablet or smartphone. You have access to a range of options for a quick check of the electronic components or the system status.


Shimano D-Fly

Shimano D-Fly builds on the capabilities of the E-Tube wiring and electronics found in the latest Shimano Di2 electronic shifting systems for road bicycles. This wireless component adds another dimension to the Di2 experience by wirelessly connecting riders to their Di2 data through a cycling computer.


Note: Shimano Di2 D-Fly Bluetooth Transmitter requires an additional E-tube cable for installation. The 300mm wire works great in most installs


Important: The new D-Fly requires the new Shimano DT-DN110 Internal Battery or BM-DN100 Battery Mount.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 10842092570

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4.6 ★★★★★
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Snarky Democrat
Port Orchard, US
★★★★★ 5
Coofandy has cool shirts!
Size: Large, Color: Army Green
Love this brand. Everything fits! Husband loves the sort of linen shirts. I buy a lot of clothes there too. Go for it. The price is right and if you don't like it, return it, but I think you'll love it!
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Reviewed in the United States on April 29, 2026
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SirTW
West Palm Beach, US
★★★★★ 4
Not as advertised, but I like it! This run runs small and not the blend stated.
Size: 4X-Large, Color: Sky Blue
I rely on your reviews a lot, so I am paying it forward here. I needed a summery, lightweight linen type shirt with long sleeves because I'm an old, fat guy and I'm getting those ugly, purple bruises on my arms (if you're under 65, just wait ;). I just got my shirt today. I read the reviews and everybody said the quality, sizing and the material were all over the board and mine is no different. The label on mine says 60% cotton, 30% viscose and 10% linen. That's a far cry from the 70% Rayon and 30% Linen as stated. However, this material is very light and smooth and has a lot of stretch. The label can't be correct for the material to have this much stretch, but I like it. It doesn't look anything like the picture either. It has a sort of linen like look, but more of a chambray weave look I would say. And it smells oddly nice, too. I'm sure whatever the smell is will go away after washing, but for now, it's a nice, pleasant, new shirt smell. Must be the Viscose or whatever is in this shirt. It definitely has at least 2% Lycra to be able to stretch like this. Also, the sizing is way off. For reference, I am 5'6" and 270 with a 52" waist (I told you, old, short and fat :). Many of the reviewers said it ran small, so I ordered up to a 4x and it fits just about perfectly for me. I normally wear a 3x and in some shirts that's too big. This is loose enough but not blousey and most importantly, covers my big belly nicely. The stretch in the fabric is a bonus. So I guessed right with the 4x. However, read the reviews and you will see that the sizing appears to be all over the board. Finally, the pocket is oddly small. It is fine for my purposes and I absolutely need a pocket to put my sunglasses in and other various little things, but at least in my version, beware that the pocket is oddly small. I think I got lucky with my order and got what I wanted by default. I will have to be careful washing it, or it might shrink too much (there's no telling what this fabric really is). It is also fairly wrinkled out of the package, but being the cotton/viscose blend that it says it is, it should iron out nicely and not wrinkle with wearing. We shall see. I'm impressed with the silky feeling and light weight of this shirt and although it doesn't really look like a linen shirt, it looks casual enough for me to fit the bill. I will be wearing it with the sleeves rolled up anyway, as I just needed something that looks casually sharp and can cover the ugly bruises on my forearms. As you can tell if you read through the reviews, what you might get seems to be somewhat of a crap shoot, but I like mine, so good luck!
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Reviewed in the United States on May 22, 2024
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Grandpa Johnny
Port Orchard, US
★★★★★ 5
Worth the money
Size: XX-Large, Color: Sage Green
Shirt seems to be good quality.
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Reviewed in the United States on May 22, 2026
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Samantha
Charlottesville, US
★★★★★ 3
It’s nice
Size: X-Large, Color: Sky Blue
This men’s long sleeve linen shirt is lightweight and breathable, which makes it comfortable for warmer weather. The fit is okay, but it doesn’t hold its shape very well and wrinkles easily, which can make it look a bit sloppy. The material feels a little thin, and while it’s casual and easy to wear, it doesn’t have the high-quality feel I was hoping for. Overall, it’s fine for relaxed occasions, but not a standout piece.
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Reviewed in the United States on March 13, 2026
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Vijay Thakkar
Massapequa, US
★★★★★ 1
Sizes are not standard and color is not accurate per the photos
It did not fit well. The size is not true to the standard and runs larher. Also the color is more burgundy online but the actual fabric is more like a bright tomato red.. color mismatch was the biggest disappointment.
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Reviewed in the United States on May 11, 2026

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