The Schumacher SPI3 is a 12 Volt, 3 Amp battery charger with a dedicated Lithium mode. Microprocessor controlled multi-stage charging charges up to 3x faster while protecting the battery, and it can be left connected all season.

Key features

• 12 Volt, 3 Amp battery charger with Lithium mode
• Microprocessor controlled multi-stage charging for added precision, safety and battery life
• Suits most battery types - Lithium LiFePO4, AGM, Standard and Gel Cell
• Extends battery life by up to 2 years
• Connect it and forget it - monitors and maintains the battery when fully charged, and resumes charging when it becomes discharged
• 3x faster multi-stage charging