1. Choose by Vehicle Type

• Electric Bicycles: 12Ah/20Ah (DZF Series)

• Electric Motorcycles: 32Ah/38Ah (EVF Series)

• Cargo Tricycles: 45Ah and above (EVF Series)

2. Choose by Battery Compartment Size

• Small Compartment: 12V12Ah/20Ah (Dimensions: approx. 181×77×169mm)

• Medium Compartment: 12V32Ah (Dimensions: approx. 260×170×200mm)

• Large Compartment: 12V45Ah and above (Dimensions: approx. 330×176×165mm)

3. Choose by Budget

• High Budget: Tianneng T9 / Chaowei True Black Gold Series – 18+ months warranty

• Medium Budget: Tianneng E5 / Chaowei Superconducting Series – 12 months warranty

• Economy Budget: Nuoli / Huangsheng and other brands – 6-8 months warranty