
| Product name | Rotary handlebar of scooter | 
| Working voltage | 5V | 
| Holzer voltage | 0.8-4.2V | 
| Dial switch | Switch gears, turn on/off, headlights, horns | 
| Left and right fingers | Left-finger vertical brake and right-finger vertical brake speed regulation | 
| Gear adjustment | 1 Gears 、 2 Gears 、 3 Gears |