Most people understand that a car battery charger can revitalize a dead car battery. However, many car battery chargers feature additional functions and features that may or may not be needed. Some chargers report problems such as when a battery can no longer be charged but must be replaced. Others may be able to provide a trickle charge for over-wintering vehicles. Portable car battery chargers can jumpstart a car in an emergency.
10. Schumacher SE-4022
This manual charger jumpstarts engines in emergencies and features a 40-amp quick charge that takes one to three hours. Compatible with both 6-volt and 12-volt batteries, the Schumacher charger serves fleets of vehicles well and diagnoses electrical issues. The portable charger comes with a voltmeter as well as two rotary switches.
- The cooling fan increases performance and durability.
- Usable with 6-volt and 12-volt batteries
- Alerts users to starting system or electrical problems
9. Schumacher SE-5212A
This handheld car battery charger completely revitalizes a 12-volt battery in three to five hours. With its quick charge time, an automatic function that prevents battery overcharging, and multiple amp functions, the Schumacher SE-5212A provides a great deal of flexibility. LED lights communicate status information about the charger.
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- Functions in automatic or manual mode
- Solid construction
- Offers quick charge and trickle charge options
8. Foval 150W Car Power Charger
The Foval unit features a power DC inverter as well as an AC converter and offers two USB ports as well as AC outlets. The USB ports provide charging capacity for cell phones and tablets, while the outlets charge items like kindle players, laptops, and breast pumps. A convenient travel case provides simple, portable storage for ease of use and transport. The Foval charger protects electronic devices and is resistant to overheating and overcharging as well as short circuits.
- Durable metal housing
- Integrated cooling fan
- Includes carrying case
7. Schumacher SSC-1500A-CA
This 15-amp charger has a speed-charge function as well as a battery or slower charge option. With its digital meter, the unit communicates the battery charge status in addition to diagnostic test results. The retractable handle provides simple storage and transport. The Schumacher SSC-1500A-CA meets the needs of 12-volt batteries while the clamps work at 75 amps.
- Offers 3 amp, 8 amp, and 15 amp settings
- Reverse polarity protection
- Energy efficient
6. Schumacher SSC-1000A
The Schumacher SSC-1000A provides multi-amperage settings for speed or trickle charging and comes with 50-amp battery clips. Users operate an electronic push button to choose the charge rate or see the display and a digital meter that can provide diagnostic test results.
- Weighs only six pounds and features a retractable handle
- Three setting options
- Self-stored cables are convenient.
5. Schumacher SEM-1562A-CA
As a 6-volt and 12-volt battery charger, the Schumacher SEM-1562A-CA comes with jumper cables and ring connectors. The unit recognizes when a battery is completely charged and will not overcharge. A plastic case protects this 1.5 amp speed charger. Display lights inform the owner of the status of the charging and can also alert problems. The unit ensures that stored cars are always charged and also that clamps are connected properly.
- Protects from overcharging
- Reverse polarity warning
- Diagnosis problems
4. Black & Decker Battery Charger
The Black & Decker model charges 6-volt batteries, 12-volt batteries, GEL batteries, and WET batteries. The unit connects to the car battery with a vehicle DC plug, O rings, or battery clips. Using advanced technology, the Black & Decker unit holds the ideal charge by shutting off before overcharging.
- Compatible with many batteries
- Multi-attachment options
- Overcharge protection
3. Schumacher SC-1200A-CA
This Schumacher unit offers a speed charge setting for 6 volt and 12-volt batteries. By utilizing its float mode monitoring feature, the battery charger can successfully prevent overcharging. LED lights indicate when clamps are misconnected. The 3-amp setting maintains a charged battery, a 6-amp setting charges batteries at a steady pace, and a 12-amp setting provides rapid charging.
- Energy efficient
- Wide variety of settings
- Durability issues
- Light-duty construction
2. Extreme Max Battery Buddy
When vehicles need to be stored long-term in harsh climates, the Extreme Max Battery Buddy comes to the rescue. This charger serves both 6 volt and 12-volt batteries as well as maintains them over the long-term. Four smart-charging settings include an initial mode, a bulk charge setting, an absorption selection, and a float mode. The unit protects batteries from overcharging. A waterproof design keeps the Battery Buddy safe from moisture, and an LED status light communicates the mode and the charge to the owner. The Battery Buddy features spark-proof connectors, an eight-foot cord, and protection from short-circuiting.
- Polarity protection
- Won’t overcharge or damage batteries
- Multiple modes for flexible usage
1. NOCO Genius G3500
The UltraSafe Battery charges both lithium-ion batteries and lead-acid ones, serving both six and 12-volt units. With advanced technology, this charger can revive a battery quickly and repair batteries that are damaged. The portable, ultra-compact design makes the unit easy to carry and move around, and the rubber base and mounting holes help hold the unit in place. Being resistant to impact, water, and ultraviolet rays, the NOCO Genius features excellent durability. The charger watches battery activity to ensure that charging is done efficiently while resisting spark, saving energy, and protecting from overcharge. Detector lights communicate feedback and diagnostic data to owners.
- Battery repair function