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1.How about the delivery time? Usually, we have stable stock in warehouse. The goods can be sent within 2-7 days. 

2.How long of the shipping time? 
It always need 3-10 days by express such as DHL and UPS, 15-50 days by China Post , 20-30 days by sea.

3.Are you battery real capacity?
Yes, we can offer you the testing data of each cell to show its actual capacity, IR and so on.The actual capacity are more than its nominal capacity

4.How about the quality & warranty time? 
All products provided 5 years warranty. Lifepo4 cells with 3 year warranty. if there is any quality problem,we can send the new to replace it.

5.Can these battery pack be compatible with my inverters? 
Yes, our battery pack can be compatible with most brands of inverters on the market。

6.Can it be series or parallel for use? 
Yes, The number of batteries in series or parallel depends on your battery parameters.

7.Why JINGNOO guys ask me so many questions? I just want to know the price !!
Sorry for annoying you. But the discharge current, voltage etc. Information is very important for us to produce the correct battery for you. If we produce the battery which can not achieve the real application discharge current, size etc. That will put both of us in a very embarrassing and lose-lose condition. We also have price list, but it is only for your reference. We should confirm the discharge current etc. Information before we produce your orders.