Wraps around the shaft very well and provide nice and good seal.
Did find that after a couple heat cycles a strong glue smell can be smelt, but goes away once fully cured.
I used this on a large break about 2cm wide in the flex tubing.
Had a but of issue setting them up. One had the wrong firmware on one of the 2 I bought. There's 3 or more versions available. But after getting the correct one installed all worked perfectly and did what I wanted from them.
Super Compact Black and GREY LCD CLOCK for Motorbike - LCDCLOCK-BLK
16 March 2017
Buttons
If wearing thick gloves, pressing the button can block your view of the time and can also make the display all funny due to the pressure on the device.
However if the lighting is not an issue then this item is great.