Simply place the battery in the custom DomestiqueTM bottle cage to engage the WATT ASSISTTM system, delivering up to three hours of power.
The HPS designed WATT ASSISTTM system integrates seamlessly with the bike. Every detail of our motor and battery has been considered, from design through to the size and weight.
Don't compromise your ride.
Ride without restrictions. Unlike hub-based motor systems Domestique™ does not restrict component choices – change your wheels as often as you like.
Our battery fits into a custom bottle cage for ease of use, When you don’t want to use the system, simply leave the battery at home.
Domestique™ with Watt Assist™ is easy to access through the bottom bracket area, making maintenance simple for trained technicians.