DescriptionExtend your range with a secondary battery. Each battery is built with premium battery cells for long service life. Select the correct secondary battery to match your Aventon ebike for twice the fun!FeaturesFor use with Aventon e-bikesLithium-Ion cellsDoes not come with a charger.For the *AVENTURE*, this is to be used with your existing battery cover and is not included. You can purchase the Aventure Battery Cover here. NON-REFUNDABLE