Description: This handy Battery Charger Cable lets you carry an extra one with you- so your Spark can always be charged and ready to go. This handy Battery Charger Cable lets you carry an extra one with you- so your Volt can always be charged and ready to go. Help keep your ELR charged and ready to go with this Wall-Mounted Charge Station. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors