Specification:
Voltage: DC 3.7V
Current: 0.1A
Speed: 45000 RPM
Motor diameter: 7MM
Motor length: 20MM
Output shaft diameter: 1MM
Output shaft length: 5MM
Service life: 10000 hours
Propeller length: 55MM
Propeller: Red or Black
Note: when you install the propeller, press and hold the back of the motor to prevent damage to the motor. In order to prevent unnecessary loss, please buy more one for Spare, to prevent the sudden situation!
Package contents: 4x motors, 4x propeller