The Basil Battery Cover is a protective cover for electric bike frame battery. This neoprene cover is designed for bosch Active and Performance Line batteries. It is ideal for improve battery life and performance, protecting it from temperatures below 15 degrees and above 25 degrees. Cover is made 4.5 mm thick neoprene, offering thermal protection that improves the performance of your battery and protects it from shocks and damage. The openings are designed to allow easy access to battery controls and battery level display, and installation is easy with velcro attachments. We recommend that you use the battery cover at temperatures below 15 degrees and above 25 degrees, but we strongly recommend that you remove the cover when charging the battery. Characteristics: Dimensions: 7 x 17 x 4 cm Subject matter: Neoprene Closure: Velcro Neoprene thickness: 4.5 mm Resistance to water: Dispersing Colour: Black Suitable for Bosch Active and Performance Line batteries Protects the battery from extreme temperatures, shocks and damage