Product information: 
Product size: 48*53*154MM
Packing box size: 18*10.5*6CM
Product net weight: 108G
Main material: ABS, hardware
Charging time: 2.5 hours
Input voltage: 5V/1A battery parameters: 3.7/500mAh
Gear position: strong and weak
Working time: Standby mode after 4 minutes, automatic shutdown after 1 minute without operation