# Haisito 3A 6V/12V Smart Battery Charger

The Haisito 3A smart battery charger is listed for 6V and 12V lead-acid, lithium and LiFePO4 batteries. Its stated charging, maintenance and pulse-repair functions may suit routine battery care, but customer feedback includes a LiFePO4 compatibility concern worth checking against your battery before purchase.

- [Original product page](https://bargainpostbox.co.uk/product/haisito-3a-6v-12v-smart-battery-charger)
- [View offer](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Haisito
- Category: Cars & Motorcycles > Vehicle Accessories
- Price: 21.24 GBP
- Previous price: 24.99 GBP
- Discount: 15%
- Price checked: 2026-11-13T05:51:58.998Z
- Rating: 4.3 / 5
- Reviews: 1547

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing describes automatic identification of 6V or 12V batteries and compatibility with lead-acid types including AGM, Gel and EFB, as well as lithium and LiFePO4.
- Claimed functions include charging, maintenance, lead-acid trickle charging and pulse repair. Repair mode is stated to work only on repairable lead-acid batteries, not severely damaged ones.
- The charger is claimed to switch to float maintenance when charging is complete and to include temperature compensation and eight protections.
- The feature text states a 6-foot AC power cord and a 5-foot DC output cable.

## Pros

- One listed charger covers both 6V and 12V batteries and several lead-acid types, alongside stated lithium and LiFePO4 compatibility.
- The stated maintenance mode and lead-acid pulse-repair function add battery-care options beyond charging alone.
- Alligator clips are the listed connector type, and the claimed cord lengths allow some placement flexibility.

## Cons

- A 3A current rating is a modest output for buyers prioritising higher-current charging.

## Specifications

### Identity
- Brand: Haisito
- Colour: Blue
- Number of ports: 1
### Electrical and compatibility
- Output voltage: 6 Volts
- Current rating: 3 Amps
- Compatible devices: lead-acid batteries, LiFePO4 batteries, lithium batteries
- Connector type: Alligator Clips
### Dimensions
- Dimensions listed: 22D x 10W x 6.5H centimetres

## Before you buy

- Battery compatibility is a key point to confirm: the listing claims LiFePO4 support, while customer feedback includes a report that it was unsuitable for LiFePO4. Electrical details are also inconsistent: the title and feature text describe 6V/12V operation, while the listed input and output voltage are each 6 Volts. The reported three-item count and unit count of one do not clarify the kit contents, and no explicit package inventory is provided. Check the selected listing and your battery requirements before buying.

## In the box

- Charger unit (Check selected pack): Feature text says the kit includes the main unit, but there is no explicit package inventory.
- Alligator-clip cable (Check selected pack): Claimed in the feature text. Confirm kit contents in the selected listing.

## A good fit for

- Owners of compatible 6V or 12V lead-acid batteries seeking a charger that also claims maintenance and trickle charging.
- Buyers looking for a 3A charger with listed alligator-clip connections and temperature compensation.

## Less suited to

- Those who need confirmed LiFePO4 compatibility without first resolving the feedback concern.
- Buyers seeking a higher-current charger or relying on the listing details alone to establish its input-voltage requirements.

## Customer feedback

Customer feedback describes the charger as easy to use and reports positive experiences with charging performance, speed and compactness, including one account of charging a 240 Ah leisure battery fully. However, feedback also includes a LiFePO4 suitability complaint. That matters because the listing claims LiFePO4 support, so buyers with that battery chemistry should confirm compatibility rather than relying on the claim alone. The feedback does not establish outcomes for every battery or use case.
- Positive themes: Customer feedback reports ease of use, charging performance and speed, with some positive mentions of compact size.
- Negative themes: A customer report says the charger was not suitable for LiFePO4 batteries, despite the listing's compatibility claim.
- Mixed feedback: Feedback includes both positive comments about compatibility and a contrary LiFePO4 suitability report.

## Frequently asked questions

### Which battery voltages does the listing claim this charger supports?
The title and feature text describe 6V and 12V batteries, but the specifications separately list input and output voltage as 6 Volts. Confirm the selected product details before relying on 12V operation.
### Is it listed as compatible with LiFePO4 batteries?
Yes. The listing claims LiFePO4 compatibility, but customer feedback includes a contrary report. Verify compatibility with your specific battery before use.
### What does the pulse-repair mode claim to do?
The listing says it may reactivate idle or aged batteries only when they are repairable lead-acid batteries. It states that severely damaged batteries cannot be restored this way.
### What comes in the package?
The feature text claims a main unit and alligator-clip cable, but no explicit package inventory is supplied. Check the selected listing for confirmed contents.

## Alternative options

- [HTRC 3A Car Battery Charger 6V/12V for AGM, GEL, EFB and LiFePO4 Batteries \| Motorcycle Battery Charger with SAE Quick-Connect, Automatic Trickle Charging, Temperature Compensation and Pulse repair](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- [Car Battery Charger, 12V 6A Smart Battery Trickle Charger Automotive 12V Battery Maintainer Desulfator with Temperature Compensation for Car Motorcycle Mower Marine Lead Acid Batteries \(Green\)](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- [EAFCar 6A 12V Car Battery Charger, Portable Smart Charger & Starter \| Smart trickle charger for starting batteries of cars, motorcycles, boats, and lawnmowers.](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- [8-Stage Smart Battery Charger, 5A-25A12V/24VMaintainer with Repair Mode, TemperatureControl forCar, Motorcycle, AGM, LiFePO4, Marine & LawnMowerBatteries](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
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- [NOCO GENIUS1 1A 6/12V Smart Battery Charger, Trickle Charger & Maintainer \| Temperature Compensation, Overcharge Protection, Desulphator, For Lead-Acid \(Wet, EFB, AGM, Start-Stop\) & Lithium \(LiFePO4\)](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- [NOCO GENIUS5 5A 6/12V Smart Battery Charger, Trickle Charger & Maintainer \| Temperature Compensation, Overcharge Protection, Desulphator, For Lead-Acid \(Wet, Gel, AGM, Start-Stop\) & Lithium \(LiFePO4\)](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- [NOCO GENIUS2 2A 6/12V Smart Battery Charger, Trickle Charger & Maintainer \| Temperature Compensation, Overcharge Protection, Desulphator, For Lead-Acid \(Wet, Gel, AGM, Start-Stop\) & Lithium \(LiFePO4\)](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- [EAFC 12A Car Battery Charger 12V Smart Automatic Battery Charger with Temperature Compensation for Car Truck Motorcycle lawnmowers Marine Lead Acid Batteries](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- [YIFASITE 20Amp 12V/24V Smart Car Battery Charger & Maintainer \| Lead-Acid & LiFePO4& AGM Battery Charger with Booster Jump Assist, Repair Mode for Car, Truck, Motorcycle, Boat, Caravan](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
- [EAFCar 15A Car Battery Charger, 12V Smart Trickle Charger and Maintainer \| Intelligent charger, temperature compensation in hot climates and undercharging in cold climates, with Lead-Acid, AGM & EFB.](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)

## Add-ons

- [Dongge 2 PCS SAE Connector Motorcycle Battery Charger SAE Charging Cable SAE Quickly cuts The Plug to The 12V Ring Terminal Fuse Suitable for Charging Motorcycles Tractors Cars etc](https://bargainpostbox.co.uk/visit/haisito-3a-6v-12v-smart-battery-charger)
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## Images

![Haisito 3A 6V/12V Smart Battery Charger — 1](https://bargainpostbox.co.uk/i/YA9mhJ_FGcZOpnZsjoUm_kX1E6INuBhKSF7vVXqHYLNA3HARxCE00SUT2cIzZrUGh2KUVgqdUNsknNDYCn8VmNwAKoaqkMo6h52mlXCEGXaP-WoxSwHPBqDp.jpg)

![Haisito 3A 6V/12V Smart Battery Charger — 2](https://bargainpostbox.co.uk/i/3txQRFjl99MViEwoGroKZa62iqygPyMiEJmOu2rI2h74CwOueXS07DqSE1TKTkof9nD_un6bE3SGRdQTzlQaBHy7EHcrP_Ruc4y-D54ehfnwpDGBMpT-Vumf.jpg)

![Haisito 3A 6V/12V Smart Battery Charger — 3](https://bargainpostbox.co.uk/i/EVgTPxLa3wywcFIoRtvmZZokw6ZA8DLkkQkQ80_njEkUzwXNb-yG4NLZCmfAic6oGcD5EmmetO8V9zAtYs7WudKw1hNY0g6k6Uhn0j-VjzV8lF1UrBou7ZPp.jpg)

![Haisito 3A 6V/12V Smart Battery Charger — 4](https://bargainpostbox.co.uk/i/9pV17KjdG-i-YdIXKSyBlD6VM5J-V0i5JyyRjXj8Yaq1oqlaENZf6lsO-4d7CaJYHsR9TU6AX26WaE2qId8__lThAkkwBR0GDD84vGfvmz0aPfvRZrNH_1yM.jpg)

![Haisito 3A 6V/12V Smart Battery Charger — 5](https://bargainpostbox.co.uk/i/6Dp8Q1phqUDGdJafyfGYOzbhcQUWqGtVsUqdZ7lUpOgC9lXkiXD2HKIxa5zQDd4yWuwcrNwMO5afgrVur1AKVywIQarwOscqHCPQ3b8MdSw1WSJvLkgL_mM4.jpg)

![Haisito 3A 6V/12V Smart Battery Charger — 6](https://bargainpostbox.co.uk/i/vMVi0hYu2Ylph2aB5a9qdX687LCyBtAfh0-vkxsluZj6s9s-btYdz3LN2dG_oqPscwfVM2osiG1NsIzfN8WXnRR-8i_BBVf4zz0mmm1YNO3q3tkDM4RuBrq_.jpg)

![Haisito 3A 6V/12V Smart Battery Charger — 7](https://bargainpostbox.co.uk/i/57rJ0UafsOLTi72CI-_-hobeRzEgXwGpyhPiQMZSTamXNFXzjaeF4F_BdSfJ7IQauz2IhW7Y1ZT3BnTsf1l5vuF9dInOgbV1SvQBI3NpkP4hlJ3niQymqZq5.jpg)