【Knight Black, 】 Equipped with 14A graphene original lead-acid battery--helping to last 60 kilometers, [[[[[, Comes with mobile phone to start] Four colors available - Equipped with 12A automotive grade lithium battery - Helps to last up to 60 kilometers, Comes with mobile phone to start] Four colors available - Equipped with 20A automotive grade lithium battery - Helps to last up to 90 kilometers, [Install mobile phone smart start, 100 yuan】Consult customer service
