Shenzhen Uneme Technology Co.,Ltd
| Payment Terms | T/T , WorldFirst , Payoneer , PingPong , Paypal , Alipay , Western Union , ... |
| Supply Ability | 500,000.00 Pieces Per Day |
| Delivery Time | 5-25 days |
| Packaging Details | 100 cells per box, 2 boxes into a case, totally 200 cells |
| Battery Type | Rechargeable Li ion 21700 Battery |
| Nominal Capacity (Typical) | 5000mAh@0.2C |
| Nominal Capacity （Minimum） | 4900mAh@0.2C |
| Nominal Voltage | 3.7V |
| Charging Voltage | 4.2V |
| Discharge Cut-off Voltage | 2.5V |
| Max Charge Current | 1C (not for cycle) |
| Max Continuous Discharge Current | 3C |
| Cell Dimension | Hight: 70.75mm(Max); Diameter: 21.5mm(Max) |
| Weight | ＜74g |
| Cycle Life | +0.5C/-1C Cap(800th)/Cap(Av10)≥80% |
| Warranty | 1 Year |
| Brand Name | UNEMETECH/DMEGC |
| Model Number | INR21700-50E |
| Certification | CE, CB, IEC62133, UL1642... |
| Place of Origin | Zhejiang, China |
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Product Specification
| Payment Terms | T/T , WorldFirst , Payoneer , PingPong , Paypal , Alipay , Western Union , ... | Supply Ability | 500,000.00 Pieces Per Day |
| Delivery Time | 5-25 days | Packaging Details | 100 cells per box, 2 boxes into a case, totally 200 cells |
| Battery Type | Rechargeable Li ion 21700 Battery | Nominal Capacity (Typical) | 5000mAh@0.2C |
| Nominal Capacity （Minimum） | 4900mAh@0.2C | Nominal Voltage | 3.7V |
| Charging Voltage | 4.2V | Discharge Cut-off Voltage | 2.5V |
| Max Charge Current | 1C (not for cycle) | Max Continuous Discharge Current | 3C |
| Cell Dimension | Hight: 70.75mm(Max); Diameter: 21.5mm(Max) | Weight | ＜74g |
| Cycle Life | +0.5C/-1C Cap(800th)/Cap(Av10)≥80% | Warranty | 1 Year |
| Brand Name | UNEMETECH/DMEGC | Model Number | INR21700-50E |
| Certification | CE, CB, IEC62133, UL1642... | Place of Origin | Zhejiang, China |
| High Light | 21700 Rechargeable Li Ion Battery ，Rechargeable Li Ion Battery 3.7v 5000mah ，3.7v 5000mah Rechargeable Battery | ||
5000mAh 21700 Rechargeable Li Ion Battery INR21700-50E for Household Appliances
21700 Battery INR21700-50E 5000mAh Advantages
1) Cells: A grade cells to make sure batteries in high and full capacity,
2). High-energy density,
3). Low self-discharge,
4). Low internal resistance,
5). Long cycle life, over 1000 times,
6) Certifications : UL, CE, CB, UN38.3, MSDS,...
21700 Battery Description and Model
Description: Cell(Cylindrical Lithium-ion Cell)
Model: INR21700-50E
Site: Manufactured in Zhejiang, China
21700 Battery INR21700-50E 5000mAh Nominal Specifications
| Model | INR21700-50E |
| Nominal Capacity(Typical) | 5000mAh@0.2C |
| Nominal Capacity(Minimum) | 4900mAh@0.2C |
| Nominal Voltage | 3.7V |
| Charging Voltage | 4.2V |
| Standard Charge Method | CC-CV(0.5C,4.2V,0.05C cut-off) |
| Standard Discharge Method | CC(0.2C,2.5V) |
| Discharge Cut-off Voltage | 2.5V |
| Max Charge Current | 1C(not for cycle) |
| Max Continuous Discharge Current | 3C |
| Internal Resistance | ＜30mΩ(ACIR) |
| Cycle Life | +0.5C/-1C Cap(800th)/Cap(Av10)≥80% |
| Operating Environment (surface temperature) | Charge, 0°C ~ 50°C |
| Discharge, -20°C~60°C | |
| Weight | ＜74g |
| Cell Dimension | Hight: 70.75mm(Max); Diameter: 21.5mm(Max) |
| Storage Environment | 1 year: -20~25°C ≤70%RH |
| 3 months: -20~45°C ≤70%RH | |
| 1 month: -20~55° ≤70%RH | |
| Outline Dimensions:
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| Package:
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21700 Battery INR21700-50E 5000mAh Applications
| High power cordless vacuum cleaner, Electric cigarette, Electric scooter, High power home Appliances, Power Tool... |
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Unemetech Service
1). Professional lithium ion battery packs supplier for over ten years, and have our own factory,
2). Strong R&D team to support,
3). Offer OEM/ODM service for customer's order,
4). Quick reply and action,
5). Competitive price, good sale and after-sales service.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Seller,Other
Year Established:
2021
Total Annual:
10,000,000-20,000,000
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Shenzhen Uneme Technology Co., Ltd. is a professional battery company based in Shenzhen, China, with its own UNEMETECH brand and an international sales presence in Hong Kong. We specialize in a wide range of batteries, including lithium-ion batteries such as 18650 and 21700 batteries, lithium p... Shenzhen Uneme Technology Co., Ltd. is a professional battery company based in Shenzhen, China, with its own UNEMETECH brand and an international sales presence in Hong Kong. We specialize in a wide range of batteries, including lithium-ion batteries such as 18650 and 21700 batteries, lithium p...
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