2024 the best auto battery review


Price: $66.99 - $54.99
(as of Dec 04, 2024 18:32:08 UTC - Details)

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Product Description

Battery Charger 20 AmpBattery Charger 20 Amp

Lifepo4 Float Fully-Automatic Smart ChargerLifepo4 Float Fully-Automatic Smart Charger

LARGE FAN CHARGING CAR BATTERY CHARGER HIGH-EFFICIENCY PULSE REPAIR/TRICKLE CHARGE Maintainer/Pulse Repair Charger for Car

battery charger 12v automotivebattery charger 12v automotive

12V and 24V Car Battery Trickle Charger12V and 24V Car Battery Trickle Charger

AC Input 100 - 240V 50/60Hz Output Voltage 12V / 24V Auto Output Current 12V 20A & 24V 10A Input PowerWith Load Max. 300W Size (L*W*H) 192*165*102mm Weight 955g

Different types of chargers from YONHAN

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Customer Reviews

4.4 out of 5 stars

1,460

4.3 out of 5 stars

796

4.4 out of 5 stars

2,581

4.4 out of 5 stars

9,815

Price

$54.99$54.99

$39.99$39.99

$29.99$29.99

Compatible with LiFePO4

Charging Current

20 Amp

10 Amp

25 Amp

10 Amp

Output Current

12V 20A & 24V 10A

10A 12V & 5A 24V

(25A/20A/8A/2A/AUTO-A)12V/24V

10A 12V & 5A 24V

Input Voltage

100 - 240V 50/60Hz

AC:110-240V (50/60HZ)

100-240V 50/60Hz

100-240V 50-60HZ

12V Repair Mode

Multi-Safety Protections

[20A Suitable for LiFePO4 Lead-acid Battery Charger] 12V 20 Amp, 24V 10Amp 7-stage quick battery charger, Designed to charge, maintain and repair all 12-volt and 24-volt lead-acid automotive, LiFePO4, marine and deep-cycle batteries including AGM, GEL, EFB, SLA,Flooded(WET), Calcium in cars, truck, SUVs, ATV, motorcycle, snowmobile, lawn mower, boat, tractor, forklift, golf cart, etc. which is much faster than 10A or 6A automatic chargers.
[Winter Holiday Battery Trickle Charger]The car battery trickle charger features winter and summer modes with smart control to adapt to temperature changes and adjust the charging rate, preventing battery drain. It offers multiple protections, including reverse protection, a cooling system, overcurrent protection, fireproof materials, overcharge, and short circuit protection. These ensure safe charging, making it perfect for maintaining batteries over winter or during holidays.
[High-efficiency Pulse Repair] Built-in advanced battery REPAIR mode to help recover old/idle batteries and extend battery life. If the battery cannot be charged, please use repair mode. The high-frequency and low-frequency pulse technology has good repair and activation effects, Automatically enters trickle/float charging mode after fully charged, keep maintaining your batteries during this winter and more, leave batteries for holiday months and still brand new when you back. pls Note: It can not repair a totally dead battery.
[Brighter Screen Visualized Charging] Extra large LCD screen not only clear to see under the sunlight but also displays the charging and battery status; charge voltage and current, inside temperature, charge percentage, summer mode, winter mode, etc.
[3-in-1 Quick Battery Charger, A Must Have Car Emergency Accessory] AC input: 100-240V 50/60Hz, input power with load: max 300W, applicable battery's voltage: 12V/24V, output current: max 20A/10A. This portable car battery charger has overcharge protection, over current protection, a built-in cooling fan, overheating protection, reverse polarity protection, short circuit protection, sparks-free contact, etc., ensuring a safe and efficient charging process while extending your vehicle's battery life.
[Overall Charging Protections] The charging cable contains heat-resistant and oxidation-resistant copper wire, which is not easy to break. It has protection circuits such as overcharge/overvoltage/overcurrent/short circuit, with functions such as overcurrent protection, short circuit protection, reverse connection protection, overheat protection, overvoltage protection and undervoltage protection, ensuring a safe and efficient charging process while extending the battery life of your vehicle.
Reviewer: Joe Fiero
Rating: 5.0 out of 5 stars
Title: Great tool !!!
Review: The repair mode saved me. I had accidentally turned the rear interior light on when moving a bulky item into the back seat of my Sonata. Didn’t notice it, so when I went to use the car a few days later the battery was completely dead. It checked at 5 volts, so I knew there was a potential for damage.I have one of those small boosters which always work for others I help. I completely drained it in minutes just connecting it to the dead battery. I used to have the big roll out charger and booster. Now in a condo, space is a premium. Everything has to be tucked away in a spot somewhere.This charger is the real deal. It did the repair in hours and then charged the battery to top voltage. It is small and unexpectedly light compared to the heavy units that used copper wound transformers for decades. It doesn’t throw heat and has one button operation thanks to the use of a microprocessor.It is also highly versatile, being able to charge 12 and 24 volt batteries. Great for home backup systems using the latest in battery technology.

Reviewer: R. Lindemann
Rating: 5.0 out of 5 stars
Title: Works well but cheap quality
Review: After you get through the horrible English translation of the instructions to understand the different modes, It works very well. I was skeptical at first because it seems cheaply built, extremely light and all plastic (so use to my heavier metal trickle chargers of the past), but once I gave it a chance it did what it was supposed to do. I like the display on the front that shows current voltage, amps and temperature. Just don't ever drop it, I could see it cracking into several plastic pieces!

Reviewer: Nicole Neilson
Rating: 5.0 out of 5 stars
Title: Great price
Review: Has been a great charger since I have owned I wasn’t to impressed at first glance due to it weighing at next to nothing but has performed on every battery I have hooked to it the repair feature is nice and works great charge speed is acceptable it is a great little unit give it a try only regret I have is not buying the 25 amp model due to not knowing it was available so mine is the 20 amp great but this far thank you

Reviewer: Picky Consumer
Rating: 4.0 out of 5 stars
Title: decent quality, easy to use, worked well for me
Review: I bought this to see if I could bring the two, 3-year old 100AH AGM batteries in our RV back to life after they had been discharged too far. The built-in charging system in the RV (shore power + 100w solar) would not fully charge the batteries so I pulled them out and used this 20A charger on the AGM setting. After about 8 hours on the AGM setting both batteries took a full charge again. i expect to still replace the AGMs (with lithiums) but this bought us some time.The charger did what I hoped for, seems we'll made and was easy to use. Good value.

Reviewer: Wayne
Rating: 5.0 out of 5 stars
Title: Worked Great!
Review: Charged my son’s dead battery and brought it back to life.

Reviewer: Morgan
Rating: 1.0 out of 5 stars
Title: Doesn't work as expected and frustrating to use
Review: I had high hopes for the YONHAN Battery Charger, but unfortunately, it’s been nothing but trouble. The charger doesn’t seem to fully charge the batteries, and it constantly gets stuck in a “charging” state without ever actually charging. I tried using it with both 12V and 24V batteries, and the results were inconsistent at best. The so-called "battery repair" function did nothing at all, and my battery didn’t show any improvement after using it. The winter mode also seems to be a gimmick—there was no noticeable difference in performance. The charger itself feels cheap and poorly constructed, and the instructions are vague, leaving you guessing how to properly use the features. It’s supposed to be fully automatic, but it requires constant monitoring because it doesn’t charge efficiently on its own. Overall, this charger has caused more frustration than it’s worth, and I wouldn’t recommend it to anyone looking for a reliable battery maintainer.

Reviewer: B Fish
Rating: 5.0 out of 5 stars
Title: Easy to use, many safety features.
Review: Replacing a 25 yr. old charger, this unit may charging much easier. Push button, change of use was nice to find CAR mode, then switched to motorcycle mode to charge my riding mower. I didn’t need to worry about misalignment of connectors. The % of charge is easy to read.Recommend this unit.

Reviewer: Amador Mora
Rating: 5.0 out of 5 stars
Title: Great purchase at an economical price.
Review: Using charger to keep my travel trailer batteries charged over the winter. Charged both batteries quick and easy.

Reviewer: luc lamontagne
Rating: 5.0 out of 5 stars
Title:
Review: Super

Reviewer: kenn f.
Rating: 5.0 out of 5 stars
Title:
Review: Works awesome.

Reviewer: Sheila Sachan
Rating: 5.0 out of 5 stars
Title:
Review: For the cost it works good.

Reviewer: Ron
Rating: 4.0 out of 5 stars
Title:
Review: Digital display is hard to see in bright light.

Reviewer: John
Rating: 1.0 out of 5 stars
Title:
Review: First time I connected to a 12 volt battery it sparked and damaged the post. Was connected pos to pos and neg to neg.

Customers say

Customers like the functionality, value for money, and charge speed of the battery charger. They mention it works well, is a good product for the money, and charges quickly. Some are also happy with its compact size and weight. However, some customers disagree on the battery life and build quality.

AI-generated from the text of customer reviews

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