Bosch Purion 400 Smart System 31.8 mm Display

Streamline your e-bike cockpit with the BOSCH Purion 400. This compact, all-in-one unit for the Smart System combines a vibrant 1.6” color display and ergonomic controls, creating a clean, minimalist handlebar. Its intuitive thumb-operated design lets you manage assistance levels, lights, and the smart Walk Assist while keeping your hands securely on the grip. The bright screen ensures perfect readability of key data like speed and battery life. Connect via Bluetooth to the eBike Flow app to unlock updates and a world of smart features for your ride