Hunan Kojean Energy Development Co.,Ltd
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1.How long is the lead time/ delivery time?
Within 30 days after signing contract receiving 30% deposit.

2.Why “Zero Leakage” might happen?
Zero voltage means there is a broken circuit. There could be several reasons for a zero voltage state.
1.There could be a broken electrode column
2.Welding defects of the partition
3.Welding defects of the terminal

3.How can you tell if a battery is good or bad?
You should first check the battery for defects such as a broken circuit, a short, or a broken container. If an outward problem is not apparent, then you will have to check the battery’s capacity using known measuring techniques to ascertain the problem.

4.If a battery fails, what will be the indications?
1.Lower performance
2.Low voltage
3.Cannot charge/recharge
4.Swelled container
5.Acid corrosion

5.How to maintain the battery?
The battery should be stored in clean, dry, ventilated, dark environment when not using, keep it after full charge, recharge it every 3 months or 6 months.

6.Operating temperature
Discharge: -15–40C
Charge: 0–40C

7.What’s your terms of payment?
30% deposit in advance, 70% balance pay off against the copy of bill of loading/70% balance by T/T before shipment.We’ll show you the photos of the products and packages before you pay the balance.

8.Can you print logo on the battery cover?
Yes, OEM is available,we both offer ODM & OEM service. We can print your logo on the battery container according to your requirements.

9.What kind of guarantee can you give?
MF/Dry Charge/EFB/AGM Battery warranty:1 year