Reserve Now For October Delivery EV Battery health check All electric vehicles in the Approved Used Volkswagen Programme receive a comprehensive multi point check where our highly trained technicians test the battery so you’ll know the current health and capacity. At handover, you will receive a battery health certificate for extra peace of mind. All of our fully electric cars are covered by a manufacturer warranty that covers battery degradation to 70% over a period of 8 years or up to 100,000 miles from first registration, whichever comes first.