Stanley 15a Battery Charger With 40a Engine Start Bc15bs - open box

• Automatically selects charge rate to maximize battery life
• 40A patented engine start helps to start vehicle in approximately 90 seconds
• Alternator check to indicate potential alternator issues
• Battery reconditioning technology can help reverse sulfate build-up on battery plates to improve charging carrying capability and extend battery life
• LCD screen with easy-to-read icons

The Stanley 15 Amp Battery Charger with 40 amp engine start is fully automatic. Vehicle won't start? Battery needs maintenance? Just connect the battery charger clamps to the battery terminal and press charge. The unit automatically selects charge rate and adjusts from rapid charge to trickle charge to maximize battery life.