The FAZUA charger charges the battery via a magnetic plug with 2 amperes. The battery is fully charged after 3-4 hours. After 2 hours, however, 80% of the charge level has already been reached. As soon as the charger is connected to the power, its LED lights green. As soon as the charger is connected to the battery, it lights up red until the battery is fully charged.

Ride Farther Hammer out big days with Range Extender. This compact back-up battery adds 160Wh of power to extend your range by up to 44%. It fits neatly in a standard water bottle cage in the inner triangle, where there's a short reach to the charge port, and secures in place with its included strap — no additional hardware required. Product details - 160 Wh battery - Charge port enables charging both bike and range extender simultaneously - LED battery level indicator - Includes Range Extender user manual - Ships to retailer. Not returnable. - Retention strap and charge cable are required and sold separately

Whether visiting friends, enjoying a ride on city roads, or doing some errands with the eBike, the PowerPack 400 delivers the power you need. The lightweight lithium-ion battery is easy to install and remove or can simply be charged using the charging socket on the eBike. Its long service life, compact and easy-to-install design mean that the PowerPack 400 is not only reliable, but also strong on performance. The PowerPack 400 comes as a frame or rack model for all eBike product lines.

The Bosch PowerPack 500 is the same size as the PowerPack 400 and only slightly heavier, but offers a longer range. When using the Bosch Standard Charger, this lithium-ion battery requires about two hours to charge to 50% and approximately 4.5 hours to charge fully. Once fully charged and together with the Performance Line Cruise, the eBike can ride up to 56 miles. The PowerPack 500 comes as a frame or rack model for all eBike product lines.

Goodbye, car. Hello, Range Boost! Range Boost seamlessly attaches a second 500Wh Bosch battery to the down tube on select Trek eBikes. Select Trek electric bikes can now be fitted with Range Boost, an option that can double your e-bike's range so you can ride longer, commute farther, and take on bigger adventures. Product details - Go farther without worrying if you'll have enough battery power to get there - One key will give you access to your main battery, Range Boost, and bike lock - The system automatically manages power between batteries, so you don't have to - Compatible with select e-bikes with Removable Integrated Battery (RIB) systems - Expert installation exclusively at your Trek retailer