If the battery don't have the certification you need, we could help you apply it.
According to the company rule: customer pay the certification fee firstly, when customer's order quantity amount reach like 50K pcs, we could refund the certification fee.
Is lithium polymer batteries certificated by IEC62133/MSDS/UN38.3?
Yes, we stock many different models and update new models every month. Additional specify certification(IEC62133,CE,CB,UL certifications) is possible but more time and effort is involved. Please discuss your individual requirements with your LiPol representative.