For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

【5 Hours Fast Charging of 50Ah LiFePO4 Battery】Power Queen 12.8V 50Ah LiFePO4 battery can be efficiently fully charged by 14.6V 10A LiFePO4 battery charger in around 5 hours from 0 to 100% capacity. Our LiFePO4 battery charger is specifically made for LiFePO4 battery, implementing the special 2-stage constant current/constant voltage (CC/CV) charge algorithm with smart LED indicators. It would help our LiFePO4 battery to maximize performance at a 100% capacity status on working.

【1/3 Impeccably Lightweight & Wide Application】The weight of Power Queen 12.8V 50Ah LiFPO4 battery with 14.6V 10A LiFPO4 battery charger is only 11.57 lbs+3.53 lbs=15.1 lbs for one pack, which is 3 times lighter than a 50Ah lead-acid battery, easy to move and install. You could feel free to take our battery and charger on your RV/trailer trip, don’t need to worry the charging problem in camping. Not only this, our lightweight 50Ah LiFePO4 battery is also the best companion for kayaks and boats.

【Automotive Grade Battery Cells & 50A BMS Protection】Power Queen 12.8V 50Ah LiFePO4 batteries have exceptional quality as they are manufactured by Automotive Grade LiFePO4 Cells with higher energy density, more stable performance & 100% usable power. With the built-in 50A upgraded BMS to protect it from overcharge, over-discharge, over-current, over-voltage, overload, and short circuit. Using 14.6V 10A LiFePO4 battery charger to fully charge our 50Ah battery could maximum its best performance.

【5 Years Warranty of Battery & 2 Years Warranty of Charger】Power Queen provides a 5-year warranty for our 12.8V 50Ah LiFePO4 battery and a 2-year warranty for our 14.6V 10A LiFePO4 battery charger. Our 12.8V 50Ah LiFePO4 battery supports 4000+ cycle times in 10 years lifespan, it can be fully charged by our specific 14.6V 10A LiFePO4 battery charger compared with other lithium battery charger which made for the lead-acid battery.

【Note】 Because of the multi-warehouse layout , the battery and charger will be divided into 2 packages for shipping, when you only receive one package please don't worry, just wait the second one patiently.