【Flexible Current - battery charger】：This high - quality battery charger, also suitable as a battery tender, allows you to select between 5A - 20A Max. charge current for tailored charging, efficiently meeting the needs of various capacity batteries, whether it's for a car battery charger or other types. It's a great choice for your powerwin battery charger needs. 【Battery Auto - detect - car battery charger】：The car battery charger can automatically detect 12V/24V batteries, providing hassle - free charging without manual adjustments. It's a reliable option among battery chargers automobile 12 volt 【Revitalize & Repair - lifepo4 battery】：The lifepo4 battery can be revived and repaired with the repair function of this charger. It can restore the functionality of old, weak, or idle batteries and extend their lifespan, making it an excellent lifepo4 battery charger. 【Wide Compatibility - lithium battery charger】：This lithium battery charger accepts Li - ion, Lead - acid (AGM, GEL, SLA, Flooded, WET, EFB, etc.) , and LiFePO4 rechargeable batteries, ensuring broad compatibility for diverse battery types. It's a great cargador de bateria de carro portatil for your car or motorcycle. Smart Safety Optimize - 12v battery charger】：The 12v battery charger features a 9 - stage charging program ensuring max. battery performance. It adapts the charging voltage based on temperature, safeguarding against charging failure for ultimate safety and longevity. It can also work as a trickle charger for car battery 12v or a general trickle charger, and is a great battery tender charger.