Contact us

Yes, you can register a member on our website and create an order.
We will offer special offers to our members.
You can also contact our sales directly to order.

You can log into your account on our website to view your order history. You can also review order information in the confirmation email that was sent to you at the time of purchase. For further assistance, feel free to reach out to our customer service.

We accept PayPal, credit card, bank transfer.

Standard orders are normally processed and ready to ship within 3-7 business days.
Once fulfilled we send an email w/ tracking to you. 14+ business days w/ no tracking email? Check your email in spam folder + check your account email for accuracy.
NOTE: Batteries (hazmat) ship slower and must go GROUND all the way. Please be patient.

Delivery Countries：
Most of worldwide countries and areas can be delivered.
Note:
Except for the following addresses:
1. Portugal: Azores and Madeira
2. Spain：Canary Islands, hueda and melilia
3. Russia: Kamchatka Peninsula
4. USA: Alaska, Hawaii, and Guam
5. Some remote areas not listed, please provide shipping address and post code to us for checking.

Handling Time:
All products require a time for production/processing, packaging and inspection, 3-7 days.

Shipping methods and transportation time (including export, transit, on the way, import, custom clearance, delivery):
1. by sea+express/truck, 40-60 days.
2. by air/UPS/DHL/Fedex, 7-10 days.

Delivery Time=Handling Time+Transportation time

Freight requires custom quote based on the final address, please provide the shipping address and post code to us, so that we can check the rate and service area to confirm if shipment is possible.

We can do different incoterms, such as EXW, FCA, FOB, CIF, DAP and DPP based on customer reqeust, please contact us anytime.

How about the warranty?
DIY battery pack must get the cells balanced (same voltage) before assembly. Later if there happens don't know how to assembled or wrong assembly is not accepted refund. Professionals will detected voltage resistance/appearance and other issues before every shipment, we can only ensure that the single battery is good.

1. Warranty period: 5 years (from the date of successful delivery), if the single battery capacity less than 80% initial capacity, please take the test pictures or video to us, we will replace it or give satisfied solution;

2. If any miss or damaged for the shipping:Please contact us firstly, then send us the picture or video to check. In case of loss of cargo or the battery is damaged and cannot be used or there is a greater risk of use. we will communicate with buyer if resend it or replace it or refund the product cost.If buyer send back the cells to seller buyer should pay for the shipping cost.

These situations not provide return nor refund:

1.After the assembly or assembly process happen any problem.such as the protection board connected to the wrong wire burned lead to battery damage, charger failure, the assembly error or unbalanced assembly, etc.

2.For damage caused, such as battery bulge/welded error, battery pack without protection BMS caused by over-charge and over-discharge.

Tips:

* These products are prototype batteries without protection board, you need to purchase a match BMS!

* Please consider before taking orders, place the order means you have agreed.

Thank you for your cooperation!