Combining The Real Ride Feel Of Kickr With The Natural Motion Of Rollers, Kickr Rollr Smart Bike Roller Trainer Makes It Easy To Transition From Outdoor Riding To Indoor Cycling.Kickr Rollr´s Convenient Design Makes It Easy To Transition Your Ride From Outdoors To Indoors. Simply Adjust The Wheel Base, Secure Your Bike And Ride.Features:- Safety Tire Gripper Allows For Quick Set-Up- Dual-Roller Design Offers Natural Movement Of Rear Wheel- Power Meter Connect Pairs To Ant+ Power Meters- Measures Speed And Distance. Power Meter Required For Power And Cadence DataDual Roller Design:- Dual-Roller Design Frees Up The Rear Wheel To Move Naturally, Providing An Experience That Feels More Like Riding Outdoors While Reducing Tire Slip, No Matter How Much Power You Put To The Pedals.Controlled Resistance:- When Connected To An External Power Meter (Not Included), Kickr Rollr Provides Controlled Resistance In Level, Erg And Simulated Modes. Without A Connected Power Meter, The Smart Bike Roller Delivers Consistent Resistance And Broadcasts Speed Metrics.Quick-Adjust Wheelbase Clamp:- Quickly Transition From Outdoor Rides To Indoor Cycling. Simply Open The Quick-Adjust Wheelbase Clamp And Adjust The Wheel Chocks To Match Your Bike´s Wheelbase: Ideal For Riders With Multiple Bikes Or Households With Multiple Riders.Power Meter Connect:- Connect Wahoo Powrlink Zero Power Pedals Or Other Ant+ Power Meters To Kickr Rollr To Get The Benefits Of Training With Power. Rollr Provides Power Readings To Within +/-1% Accuracy Of The Power Meter, Allowing You To Train With The Same Precision, Indoors And Outdoors.Ecosystem Compatible:- Kickr Rollr Bike Roller Is Compatible With Kickr Trainer Accessories, Including The Kickr Headwind Smart Fan And Kickr Desk, Allowing You To Build The Ideal Setup For Your Indoor Cycling Needs.No Limits Training With Wahoo X:- All Wahoo Smart Trainers And Smart Bikes Come With A Trial To Wahoo X, Giving You Immediate Access To Two Completely Unique Indoor Cycling Apps Through One Account.Specifications:- Maximum Power Output: 1500w- 10% Simulated Incline- Ant+, Ant+ Fe-C, And Bluetooth Connectivity- Maximum Simulated Grade: 10%- Minimum Simulated Grade: -10%- Product Weight: 50 Lb / 23 Kg- Resistance Type: Electromagnetic- Power Accuracy: Within +/-1% Of External Power Meter (Not Included)- Connectivity: Ant+, Ant+ Fe-C, And Bluetooth- Maximum Rider Weight: 250 Lb / 113 KgWhat'S In The Box:- Kickr Rollr Smart Bike Rollers- Ac Power Adapter- Owner´s Manual