Humsienk 12V 314Ah Mini LiFePO4 Battery with Bluetooth

• Upgrade to Bluetooth 5.0: One-touch to connect & monitor battery SOC & status via APP
  
• 30X Lifespan: LFP Grade A cells release up to 15,000 cycles & over 10 years of usage
  
• Larger Power Than You Think: One releases 4190Wh and Max. 4S4P to release 64.30 kWh
  
• Save More: 64% smaller, 66% lighter and 9X cost-effectiveness than 3* 12V 100Ah lead-acid
  
• Super Safe BMS: Built-in 100A BMS provides overcharge, over-discharge, over-current, over-heating and short-circuit protection to ensure long-term safety and stability
  
• Low-Temperature Protection: Auto cuts off charging ＜32℉ & discharging ＜-4℉, preventing battery damage and ensuring longevity in extreme climates
  
• Wide Applications: Perfect for home storage, UPS backup, RVs, campers, golf carts, trolling motors, houseboats, solar systems, digital/CCTV cameras, DIY projects and more. 
  
• Certified by IEC/ROHS/CE/FCC/UN38.3/Class9
  
• Max. 1C Fast Charging for Uninterrupted Use
  
• Unmatched Service: fast shipping & delivery, 5 years warranty, lifetime tech support and well-packaged.

At Humsienk, we are committed to providing our customers with a smooth, efficient, and safe shipping experience.

Shipping Methods and Time

We offer two shipping methods to meet your needs, whether you're ordering a single battery or bulk quantities. All shipping is processed through reliable carriers, including UPS Ground & FedEx .

• Processing time: 1-2 business days
• Shipping time: 2-5 business days

The shipping will delay for some objective or uncontrolled reasons. We will notice our customer ahead for delays.

Please read our shipping policy page for more details. 

Contact Us

If you have any questions or concerns about shipping, delivery, or the handling of your order, please don’t hesitate to reach out to our customer support team:

• Email: service@humsienk.com
• Phone: (+86)755 3452 3348

30-Day Return Policy

We want you to be completely satisfied with your Humsienk purchase. That's why we offer a hassle-free 30-day return policy.

Refunds:

Once we receive your approved return, we'll inspect the item and issue a full refund within 3 business days to your original payment method. Processing times by your bank or credit card company may apply.

Order Cancellation:

We typically process orders within 1-2 business days. To cancel an order, contact us as soon as possible at service@humsienk.com.

If the order has already shipped, we'll process a refund within 3 business days of receiving the returned product.

Contact Us:

For questions about our return policy or to initiate a return, please contact us at service@humsienk.com.

Tips: Please read our Return and Refund policy page for more details.