1Pc DC 3.7V 0.039A 25000RPM Strong Magnetic Micro High-speed Motor
Specification:

Total length: 29 mm
Motor size: 5 x 7 x 19 mm
Output shaft length: 9 mm
Output shaft diameter: 0.8 mm
Net weight: 2.6 g
Voltage: 3 V DC
Current: 30 MA
Locked-rotor current: 350 MA
Speed: 20000 RPM
or: Voltage: 3.7 V DC
Current: 39 MA
Locked-rotor current: 450 MA
Speed: 25000 RPM

Package Included:

1 x Strong Magnetic Micro High-speed Motor