The CTEK Charger, MULTI US 3300 is a versatile battery charger in a compact format that makes it convenient and easy to charge and maintain all household vehicles. The special cold mode means that you can also charge during cold winters days without problems.
Perfect for car, vintage car, personal water craft, boats with one battery, boats with start & service battery, scooter, motorcycle, Quad/ATV, lawnmower, caravan, and tractor.
Includes two interchangeable connection leads, one with clamps, and one with eyelet terminals.
Technical Data*

• Input voltage AC: 85-125VAC, 50-60Hz
• Output voltage: Nominal: 12V
• Efficiency: HIGH 85%
• Charging voltage: 14.4V /14.7V
• Charging current: 0.8/3.3A max
• Back current drain: *<1Ah per month
• Ripple: ** 2%
• Ambient temperature: -4°F to +122°F, output power is reduced automatically at higher temperatures
• Type of charger: 4 step, fully automatic switch mode with pulse maintenance
• Type of batteries: 12V lead-acid batteries (Wet, MF, AGM, GEL and Ca)
• Battery capacity: 1.2-120Ah
• Dimensions (LxWxH): 6½ x 2 × 1½ inches