250 Brushless Motor(3400KV) RCM-BL250
Specifications:

•Input voltage:DC7.4-11.1V 2-3cell Li-Po
•Max continuous current:13A/16A(30sec)
•Max output power:Approx. 140W/170W(30sec)
•KV value:3400KV
•Dimension:spindle 2.5x24.8x22mm
•Weight:Approx. 30g