Outrunner Brushless Motor 3548 Kv900

Comes with mount, screws, and prop adapter.

Dimensions:

• Shaft: 5mm
• Diameter: 35mm
• Length: 40mm
• Outer Shaft Length: 20mm

Specifications:

• Max A:  33
• Max W:  610
• Efficiency:  83%
• Thrust / g :  1000 ~ 2000
• Propeller:  9"/10"
• ESC:  45A   
• Weight / g: 160
• Li-Po: 3-5

The KV rating is quite simply the number of revs per minute the motor will produce per Volt of electricity that’s applied. So a 1300kV brushless motor will output 13,000 rpm when you apply 10 volts to its terminals.

KV explained by RCModelReviews