Poor package,this broken carton caused by poor package.
All workers are experienced and well trained.
Battery Cell Sorting&Battery BMS Test:
All battery cells will be stewing above 3 days in warehouse before assemble.
Only qualified BMS could be used for following battery pack assemble.
TLH BATTERY use automatic welding machines for battery pack production.
Each battery must be passed through aging test before shipment.
We also design and develop BMS communication protocol like 232,485 and CAN BUS ect. All our lithium batteries are equipped with Deep Sleep Function now.
Our products covers up E-bike battery, Electric bike battery, Electric bicycle battery, Electric scooter battery, Electric golf trolley battery, LED light battery and OEM lithium battery pack. Every battery is carefully tested by our battery experts, so you are always getting top quality batteries.