Including the operating current, operating voltage and power consumption requirements of the battery.
Working environment temperature range, acceptable working temperature range, etc.
The length of time the battery needs to work continuously.
Desired charging method, such as fast charging, trickle charging, etc.
The size and shape of the battery required to facilitate integration into a specific device.
The connection mode between the battery and other devices, such as terminal type, connection wire length, etc.
Desired battery materials, safety standards, chemical composition, etc.
Detailed requirements for sample making need to be provided and tested after sample completion to ensure all customization requirements are met.
The cost budget and expected profit margin of the customized battery.