1.How's the battery life? How is it guaranteed?

1500 charge times + original warranty 18 months, 3 years battery life.

2.What is the warranty and after sales service for HIMO Z20?

18 Months Battery Warranty; Controller, main wiring harness, frame charger: 12 months warranty; Instrument, headlamp, rotating brake handle, 6 months warranty; Fragile parts, artificial reasons do not include the scope of warranty.

3.Who is responsible for any additional taxes, duties or VAT?

we cover all additional taxes, duties or VAT, you only need pay for shipping fee.