|Nominal Capacity||4000mAhfirstname.lastname@example.orgC discharge|
|Cycle Life||≥800 times||≥ 80% of the initial capacity|
|Charge Method||CC/CV||lithium battery special charger|
|Charge Cut-off Voltage||4.2V|
|Discharge Cut-off Voltage||3.0V|
|Standard Charge Current||0.2C|
|Standard Discharge Current||0.2C|
|Max Continuous Charge Current||0.5C|
|Continuous Discharge Current||0.5C|
|Peak Discharge Current||1C|
|Recommended Operation Ambient Temperature||Charge: 0~45℃ Discharge:-10~60℃|
|Storage Temperature||-20℃~25℃||12 months|
|-20℃~60 ℃||1 month|
Yichun Topwell Power Co., Ltd (Trademark:TWE) established in 2002, is a high-tech enterprise focusing on the R&D, production and sales of lithium polymer batteries, lithium ion batteries, lithium iron phosphate batteries, and lithium thionyl chloride batteries. Products are widely used in consumer electronics, Internet of Things, smart home, medical, vehicle, home and outdoor energy storage, and have obtained CE, RoHS, Reach, UN38.3, IEC62133, CB, UL, MSDS certifications, etc.
Topwell moves on by providing reliable, efficient and intelligent battery solutions to meet different energy needs. We have efficient engineering, production and quality management teams. From raw material procurement, to production, testing, sales and after-sales service, all steps have been controlled by a strict quality management system. Our factory has passed ISO9001, IS014001, BSCI certification, SGS, Intertek audit. With the advantages in price, quality and service, we have established long-term and stable cooperative relationships with many well-known brands. Topwell always attached the great importance to the long term cooperation with customers. No matter the order is big or small, we do our best to support you the highest quality with favorable price. We believe that Topwell Power can be your best battery supplier!