3.7 volt 18650 lithium battery.What is the process for customizing 18650 lithium battery pack?

　　The 18650 lithium battery pack customization process is customized based on actual product needs. The battery customization process is mainly evaluated and analyzed based on the actual situation, and then a cost analysis and profit analysis are conducted according to the company's process to provide a comprehensive quotation. Under normal circumstances, the battery customization process is divided into two It consists of several parts, as follows:

　　The 18650 lithium-ion battery pack customization process is customized according to actual product needs. The battery customization process is mainly evaluated and analyzed based on the actual situation, and then a cost analysis and profit analysis are conducted according to the company's process to provide a comprehensive quotation. Under normal circumstances, the battery customization process is divided into It consists of two parts, as follows:

　　1. Understand the real needs of the product. You only need to supply the lithium-ion battery size, electrical performance requirements, output requirements, and functional requirements to customize the battery.

　　2. If you don’t understand the real needs of the product, just tell us the functional requirements, working time, product power, appearance, etc.

　　3. After professional battery engineers confirm the product functional requirements for you, they will reply to you with a specific delivery date based on the actual material conditions.

　　Low temperature lithium iron phosphate battery 3.2V 20A -20℃ charging, -40℃ 3C discharge capacity ≥70%

　　Charging temperature: -20~45℃ -Discharge temperature: -40~+55℃ -40℃ Support maximum discharge rate: 3C -40℃ 3C discharge capacity retention rate ≥70%

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　　4. Under normal circumstances, after both parties confirm that the customized battery delivery date is correct, a contract must be signed. The person who needs the battery pays a 30% to 50% deposit in advance. The battery manufacturer will confirm with the other party after making the battery. After confirming that it is OK, the manufacturer will pay the balance. Make shipment.

　　5. If the demander company requires a large number of batteries, both parties can negotiate whether there is a billing period based on the actual situation. The details need to be comprehensively evaluated by both parties and the contract shall prevail. It is recommended not to make oral commitments.

　　6. The contract for custom-made lithium-ion battery packs is recommended to include quality agreement, warranty time, after-sales service time, etc.

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18650 rechargeable battery lithium 3.7v 3500mah