DelTran's 12 volt Battery Tender Plus fully charges and maintains a battery at proper storage voltage without the damaging effects caused by trickle chargers. It compensates for temperature to ensure optimum charge voltage according to ambient temperature and will switch from full charge to float charging mode.

• Reverse Polarity Protection to ensure user safety
• Complete 4-step charging program
• Battery Tender's 1.25 amps will charge as fast or faster than any 3 amp charger available
• 10 year warranty