Battery Charger / Maintainer – Model SPI10 
Key Features:  
10 Amp Automatic - Microprocessor Controlled – Multi-stage charging for added precision,  safety and battery life. 
Hook Attachment - Hang outside the work area for safety  and convenience. 
Scrolling Digital Messaging - The easy-to-read, animated display provides  step-by-step instructions to properly charge  your battery. 
Language Button - Press to select English, Français, Deutsch. 
For most battery types - AGM, Standard, Gel Cell, Calcium, Start/Stop - Extends battery life - up to 2 years longer.