[product features]:
1. Size and specification: model and capacity can be selected, with strong applicability;2. Quality assurance: product a electric core is adopted, with high capacity and low internal resistance;
3. Stable performance: long cycle life. After 500 times of continuous charge and discharge, the battery capacity shall not be less than 80% of the rated capacity;
4. Design process: the circuit design process is safe and reliable with high cost performance.