Elite Drivo Turbo TrainerSmooth and quiet with unparalleled interaction, the Elite Drivo Direct Drive Smart Trainer is the ultimate training companion. Get all the metrics you need delivered with pinpoint accuracy to help you reach your ultimate goal Drivo is interactive and features a 24-point power measuring system with a +/- 1% accuracy, for each pedal stroke. The integrated power measurement system determines the watts expressed as precisely as scientific measuring devices. Drivo combines all the advantages of a professional training tool with an easy and intuitive system Experience the same smooth pedalling found outdoors when training on the Drivo. The 6kg internal flywheel has been designed to recreate the sensations of road riding. Drivo is the indoor training system with the outdoor feel. When training in the "zone", Drivo is so quiet that the only noise heard is the bicycle chain; concentration is unbroken while pushing to new limits of performance Features:Integrated Optical Torque System (OTS) power meter uses technology exclusive to Elite trainers and is certified to be accurate to within less than 1% making it the most accurate power measuring system available to the publicAll Drivos are tested and calibrated before shipping using an Lorenz industrial torque meter, once calibrated an occasional software-based recalibration is all that's required, no sending your trainer back for recalibrationFE-C smart trainer protocol means that the Drivo will play nicely with a plethora of third party software such as Trainer Road and ZwiftSuper powerful and responsive mag resistance unit can generate over 2,000 Watts and simulate grades of up to 24%6kg internal flywheel is geared up for high RPM's, generating a smoother feelComes with a complete suite of P.C. training software and a free lifetime subscription to Elite's My Etraining APPConnects to your computer or wireless device by both ANT+ and Bluetooth SmartFolds down for easy portage and storageComes with a 9/10/11 speed compatible shaman freehub, Campag users will require adaptor TT14233Compatible with 130 and 135 Q/R rear ends, as well as 142 x 12 thru-axlesBuy Elite Training from Chain Reaction Cycles, the World's Largest Online Bike Store.