批发18650可充电锂电池Inr18650 3.7V 20ah锂离子电池组玩具蓝牙智能OEM定制工具

批发18650可充电锂电池Inr18650 3.7V 20ah锂离子电池组玩具蓝牙智能OEM定制工具

我们的电池的AlI是A级，我们承诺永远不会使用B级或C级。可以选择所有品牌单元格。

我们使用自动点焊机进行焊接，焊接牢固，内阻小。

1.QC在生产前100%检查所有材料，以确保质量。
2.我们的工程师将在我们的工厂制作样品进行深入测试
3.100%综合深度测试将在发货前由工程师和QC检查

1. Q1：我可以得到免费样品吗？
   A1：样品费用可以在批量订单中退还。
2. Q2：如果我们下订单，交货时间是多少？
   A2：这取决于订单数量。通常，在7-9个工作日内少量。批量订单30-35天。
3. Q3：你们的付款和交货条件是什么？
   A3：付款条件：按T / T，30%用于定金，70%余额在发货前。少量PayPal。
4. Q4：将使用哪家公司进行发货？敦士？UPS 还是其他？
   答4：通过DHL，UPS和联邦快递。
5. Q5: What is your package looks like? Can I have the customized package?
   A5: Factory's current standard package, customized print logo shall be complied to buyer's requirements.
6. Q6: Are your factory or trading company?
   A6: We are professional battery manufacturer with our own factory over 10000m². OEM/ODM is provided for clients all around the world. 
7. Q7: Where are your company's major markets?
   A7: Data Power focus on high quality batteries in North Amercia, Europe, Korea and Japan markets.
8. Q8:What's your advantage compared with other suppliers?
   A8: a) High quality batteries: Enough capacity, and lower in RI.
         b) Products will be inspected before shipment
         c) After service: 12 months warranty for all batteries.
9. Q9: Can we visit your factory before placing an order?
   A9: You are always welcomed to visit our factory.

More battery model please contact us, and send us inquiry below.
Looking forward to your inquiry soon and thanks for your viewing.