---
product_id: 592037653
title: "20 Amp Car Battery Charger, 12V and 24V LiFePO4 Battery Charger (AGM/SLA/Gel/Wet/VRLA…), Trickle Charger for Optimal Performance of Automotive,RV,Lawn Mower,Golf Cart,and Marine Batteries"
brand: "lierhyt"
price: "€ 113.76"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/592037653-20-amp-car-battery-charger-12v-and-24v-lifepo4-battery
store_origin: SK
region: Slovakia
---

# 20 Amp fast charging power LCD screen with real-time charging data Supports 12V & 24V LiFePO4 & Lead Acid 20 Amp Car Battery Charger, 12V and 24V LiFePO4 Battery Charger (AGM/SLA/Gel/Wet/VRLA…), Trickle Charger for Optimal Performance of Automotive,RV,Lawn Mower,Golf Cart,and Marine Batteries

**Brand:** lierhyt
**Price:** € 113.76
**Availability:** ✅ In Stock

## Summary

> 🔌 Power up smartly, stay charged effortlessly!

## Quick Answers

- **What is this?** 20 Amp Car Battery Charger, 12V and 24V LiFePO4 Battery Charger (AGM/SLA/Gel/Wet/VRLA…), Trickle Charger for Optimal Performance of Automotive,RV,Lawn Mower,Golf Cart,and Marine Batteries by lierhyt
- **How much does it cost?** € 113.76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/592037653-20-amp-car-battery-charger-12v-and-24v-lifepo4-battery)

## Best For

- lierhyt enthusiasts

## Why This Product

- Trusted lierhyt brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lightweight & Portable:** At under 2 lbs, take it anywhere for on-the-go battery maintenance with memory function for convenience.
- • **Plug & Play Simplicity:** Effortless operation—just connect terminals and plug in; no complicated setup required.
- • **Smart Trickle Charging:** Automatically adjusts output to prevent overcharging and extends battery lifespan with overload protection.
- • **Intelligent LCD Display:** Stay informed with voltage, current, temperature, and charging mode info for optimized performance in any climate.
- • **Universal Battery Compatibility:** Seamlessly charges 12V & 24V LiFePO4, AGM, GEL, SLA, VRLA batteries for cars, RVs, boats & more.

## Overview

The Lierhyt 20 Amp Car Battery Charger is a versatile, lightweight charger designed for 12V and 24V LiFePO4 and lead-acid batteries. Featuring smart trickle charging with overload protection and an intuitive LCD display, it ensures optimal battery health across automotive, RV, marine, and lawn equipment applications. Its plug-and-play design and memory function make it a must-have for professionals who demand reliable, efficient battery maintenance on the go.

## Description

20 Amp Car Battery Charger, 12V and 24V LiFePO4 Battery Charger (AGM/SLA/Gel/Wet/VRLA…), Trickle Charger for Optimal Performance of Automotive,RV,Lawn Mower,Golf Cart,and Marine Batteries

## Features

- 【Multifunctional Battery Charger】-Auto battery charger is a multifunctional battery charger for 12V and 24V Lithium, LiFePO4, Lead Acid (AGM/SLA/GEL/VRLA...) etc. for all types of car, camper, RV and boat batteries. The car battery charger can meet your different types of battery charging needs. Please select the correct type when charging.
- 【High-efficiency Trickle Charging】-This trickle charger uses trickle technology to maintain efficient performance even after a long period of use. The 12V battery charger can automatically detect and adjust the output to ensure the best performance and has overload protection to avoid over-discharging or over-charging.
- 【Easy to operate】- The battery charger automotive design is simple and clear, just plug it into the car power port for charging, no tedious operation steps. It is also very easy to operate, just connect the positive and negative terminals to the corresponding position of the battery to start trickle charging quickly and steadily. Note: Cannot activate or charge a completely dead battery.
- 【Lightweight and Portable】 - The 20 amp battery charger is very lightweight, weighing only 1.8 lbs, making it easy to carry and store. The car battery charger mode has a memory function. After charging, it defaults to the state mode used before the last power failure. Note: It can not jump start the car, only the battery charging function. Need to connect power.
- 【Visualize Charging】 - The lithium battery charger has a clear display LCD screen that shows charging voltage and current, internal temperature, charging percentage, summer mode, winter mode, etc. An integrated thermal sensor detects ambient temperature and changes the charge to eliminate overcharging in hot climates and undercharging in cold climates.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Lierhyt |
| Manufacturer | no |
| Model | P20-001 |
| Product Dimensions | 15.8 x 8.99 x 4.98 cm; 449.06 g |
| Item model number | P20-001 |
| Number of items | 4 |
| Batteries Included | No |
| Batteries Required | No |
| Battery cell composition | Lithium |
| Includes Rechargeable Battery | No |
| Manufacturer | no |
| Item Weight | 449 g |

## Product Details

- **Brand:** Lierhyt
- **Item Weight:** 0.99 Pounds
- **Output Voltage:** 12 Volts
- **Specification Met:** ETL
- **Input Voltage:** 240 Volts

## Images

![20 Amp Car Battery Charger, 12V and 24V LiFePO4 Battery Charger (AGM/SLA/Gel/Wet/VRLA…), Trickle Charger for Optimal Performance of Automotive,RV,Lawn Mower,Golf Cart,and Marine Batteries - Image 1](https://m.media-amazon.com/images/I/71ri5mGwrVL.jpg)

## Questions & Answers

**Q: Motorhome has house and start batteries. Will there be a problem using this item. I only want it for the start battery. Can it stay hooked up?**
A: Motorhomes will have a switch to connect house batteries to main battery, if you only want to charge the main battery then don't link the house battery switch to on position.  Even if you did link the switch on the house batteries on the charger will charge all batteries and no issue will occur but may take longer to charge all batteries.

**Q: Do we have control over what state of charge is output ?  Equalization, more specifically ?**
A: Yes, this car battery charger can control the charging status of the output, there is a gear adjustment in the lower left corner of the product, you can choose the gear "3A/5A", "5A/10A" and "10A/20A".

**Q: Does the 20A unit have an internal fuse?  If not, do you recommend that an inline fuse be added between the charger pos line and the battery?**
A: About this trickle charger for car batteries, we would like to explain some features to you. Inside the charger, there is a fuse and an anti-reverse connection protection. This means that even if the positive and negative terminals are reversed during the connection process, the battery will not be damaged or in any danger. The charger will automatically detect and report errors, prompting you to connect the correct positive and negative polarity.

**Q: Looks like the output cables are removable. Is that an XT60 connector?**
A: Yes, the output cable is removable. It's an XT60 connection cable.

## Frequently Bought Together

- Lierhyt 20 Amp Car Battery Charger, 12V and 24V LiFePO4 Battery Charger (AGM/SLA/Gel/Wet/VRLA…), Trickle Charger for Optimal Performance of Automotive,RV,Lawn Mower,Golf Cart,and Marine Batteries
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**Shop now:** [https://www.desertcart.sk/products/592037653-20-amp-car-battery-charger-12v-and-24v-lifepo4-battery](https://www.desertcart.sk/products/592037653-20-amp-car-battery-charger-12v-and-24v-lifepo4-battery)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-05*