Descriptions:
These are small micro motors that are used in making small micro drones for hobbyists and children toys. These drone motors come with propellers and these propellers are designed in such a way that they can provide enough toques to lift a micro drone away. These motors consume from 5V dc to 9V dc, to provide maximum RPM these motors must be powered with 9VDC there for producing maximum lifting toque. Before you use these motors make sure that you are well conversant with drone making tuorials to prevent damages of the property around you 
Specifications
Product Specifications
Body Size: 7x16mm
Shaft Size: 0.8mm
Rated Voltage: 3.7 V
Current: 0.1 A.
Max Speed: 50000 RPM
Wire Length 5cm/3"
Main Colour: Silver Tone
Main Material: Metal

Used for:
QUADCOPTER
HELICOPTER
RC PLAIN
TOYS