Meet the Tacx Flux: a realistic direct drive trainer with a compact design that lets you go for a ride indoors. It comes with a 7kg flywheel and works with 9 to 11 speed cassettes. It can pair with Bluetooth and ANT+ devices and works with third party apps.
The Flux has two LEDs to let you know when you are connected. The trainer is fully programmable. It can put out up to 1500 watts when you are making serious climbs.