Characteristic curve

Cycle times

Environmental Conditions

 Unless otherwise specified, all tests stated in this specification are conducted at temperature 25±2℃and humidity 65±20%, air pressure 86kPa~106kPa .

Measuring Equipment

 a)Voltage is measured by D.C. voltmeter which precision is higher than 0.5 grade and self resistance is

 higher than 1kΩ/V;

 b) Current is measured by D.C. meter which precision is higher than 0.5 grade;

 c)  Temperature is measured by thermometer which has proper measuring range and division value is lower than 0.5℃;

 d)The timer used in measuring should be degreed in hour, minute and second, and should have degree

   of accuracy no more than ±1%.

Test conditions

 The cells to be tested should be new cells and within one month after shipment from our factory and the

 cells shall not be cycled over five times before the testing. All the tests in this specification shall be conducted

 in an ambient temperature of 25oC ±2oC under a humidity of 65±20%, unless otherwise specified .

Xiamen  Wellpack  Amperex Technology  Co.,Ltd  was founded in 2020 which is committed to developing, manufacturing and selling all kinds of medium and high-end lithium ion batteries and PACK products for a wide range of industries.The company has a professional battery technology research and development center, focusing on the development of technology leading products and application solutions.Our products are sold all over the world, covering in consumer electronics, toys, power tools, automobiles, electric vehicles, energy storage systems and other fields.

The company adheres to the development policy of "continuous innovation, quality first", and provides customers with safe, green and diversified battery products and solutions.

We believe that quality is the essence of an enterprise. We have been always focusing on technique improvement.