21700 lishen IR 4000mah liion battery cell
Product: 21700 Cylinder Battery Cells
Cycle Life: 1000 cycles
Operating Temperature(℃): -40 to 60
Brand Name: DEFNOCO
Weight: 75g
Company Introduction:
Shenzhen Defnocopower Technology Co.,Ltd. is specialized in manufacturing high power rechargeable batteries for drone, bicycle / scooter, jump starter, electric tools, home application, power storage, etc.
Our factory has more than 14 years of history, based in Loudi,Hunan with annual turnover of RMB 2 billion. Having a team of well experienced technicians and engineers taking in charging of the core products’ researching and designing.We win the great praise from the professional clients in our focus area. With the advantages of excellent safety profile, reliability,High discharge platform, long cycle time, we get the full trust and support from our customers.
1. who are we?
We are based in Guangdong, China, start from 2023,sell to North America(60.00%),Northern Europe(20.00%),Western Europe(20.00%).
Totally about 51-100 employees in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
portable power station,car jump starter,panel board
4. why should you buy from us not from other suppliers?
3 factories; Own R&D team; 10 Yeas experience in the Industry;
5. what services can we provide?
Accepted Delivery Terms: FOB,CIF,EXW,Express Delivery；
Accepted Payment Currency:USD,EUR;
Accepted Payment Type: T/T,Credit Card,PayPal,Western Union;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,French
If you have anymore question, please contact us.
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