OEM ODM China Factory Rechargeable Li Ion Cell 21700 3.7V4500mAh Lithium Battery for Lithium Battery Pack
Product Description
| Nominal voltage | 3.7V |
| Nominal capacity | 4500mah |
| Max charge current | 0.2C |
| Max discharge current | 1C |
| Cycle life | More than 1000 times |
| Charge Method | Constant Current, Constant Voltage |
| Size(mm) | 21*70mm |
| Weight | About 70g |
| Charge temperature(°C) | 0~45°C |
| Discharging temperature | -20~60 °C |
| Storage temperature | -20~35°C |
| Protection | Over charge protection, Over discharge protection, Over current protection, Short circuit protection,etc. |
Q1.Can I have a sample order for Battery?
A: Yes, we welcome sample order to test and check quality.
Q2.What about the lead time?
A:Sample needs 1-2 days, neutral order mass production time needs 3-7 working days. If OEM orders, would be about 7-15days.
Q3.Do you have MOQ for Your Batteries?
A: We want to support our customer without MOQ request for netural order.
Q4.How do you ship the goods and how long does it take to arrive?
A: DHL, UPS, FedEx or TNT for samples. For mass order, you can choose Sea or Air shipment.
Q5.Is it OK to print my logo on the product?
A: Yes. We welcome OEM orders.
Q6:How long does the warranty?
A: In general, the time is 1 year.
Q7:Can we visit your factory?
A: Warmly welcome. Our factory located in shenzhen, very close to Guangzhou or Hongkong.
Lithium Battery
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