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All FAQ

Q
Q:What about your after-sale service?

A

Wewill offer you 1 year guarantee and 10 years free maintenance. If there are any lithium battery problems, please inform us,we will offer you positive solutions.
Q
Q:What if I can't find the battery model that fit our products?

A

We may notupdate some new lithium battery models online in time, you could contact us anytime to check,and we can provide customized design.
Q
Q:What is the lead time of sample?

A

lithium battery samples willtakes 5-7 business days. It depends onquantity.
Q
Q:What's the best 18650 battery ?

A

The best 18650 battery depends on the need of device youuse it in . You should choose an 18650 battery that is meet your device’sminimum discharge requirement, and then focus on discharge capacity.
Q
Q:How to store the batteries?

A

The batteries should be stored at room temperature, chargedto about 30% to 50% of capacity.We recommend that batteries be charged about once per half 3months to prevent over discharge.
Q
Q:What is over discharge?

A

After charge,test the batteries’ initial state. When thebatteries are normal, discharge to 0V at 0.5C. Observe changes in batteryappearance.
Q
Q:what is overcharge?

A

After charge ,tested the batteries’initial state and capacity. Charge to 10.0V at 3C current, then charge to 0.01Cat CV mode .Observe changes in battery appearance.
Q
Q:what is your package looks like? Can I have the customized package ?

A

We have factory’s current standardpackage ,customized print logo shall be complied to buyer’s requirements, andthe extra cost will be charged by the buyers ,for more details ,pleasecontact us.
Q
Q:Can I get a lower price if I order large quantities?

A

Yes, cheaper price with more biggersize lithium battery orders.
Q
Q: Do you have current sample in stock?

A

Usually wedon’t have, because customers have their different requests, even the voltageand capacity are the same, other parameters maybe different.
Q
Q: How to know the quality problems after sales?

A

You can sent the photo &video of theproblems to us,or send back the physical problem battery by express to us, our engineerwill analyze the defective battery within 24 hours.
Q
Q: What is over discharge?

A

After charge, test thebatteries' initial state. Whenthe batteries are normal, discharge to 0V at 0.5C. Observe changes inbattery appearance.
Q
Q:Can I specify the lithium battery brand?

A

Yes ,you haveright to specify the lithium battery brand .we will take it to design a newsolution .
Q
Q: Can I arrange the forwarder to pick up the goods by myself?

A

Of course , ifyou want to any assistance ,I will help you.

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