GoolRC 3650 4370KV 4P Sensorless Brushless Motor 45A Brushless ESC（Electric Speed Controller） 1/10 RC Off-Road Car

Motor Features:
4 poles Hi-torque motor design.
CNC machined 6061 T6 billet alumium heatsink can.
High purity copper windings maximizes efficiency.
High RPM ABEC5 oversized bearings.
Universal fit all 1/10 brushless cars-multi-mounting system for M3 screws.
Precision balanced rotor, smoothness for best reliability and maximum RPM.
Stator - Super Thin (0.35mm) laminations.
Removable/replaceable.
Precision engineered for maximum energy conversion.
ROAR legal.

Specification:
RPM: 4370KV
Max Current: 66A
Max Watts: 820W
Can Size: 3650
Sensored: No
Can Diameter: 36mm
Can Length: 50mm
Shaft Diameter: 3.175mm
Shaft Length: 15mm
Bullet Connector: 4mm
Weight: 146g/5.2oz
Max voltage: 7.4V(2S)-11.1V(3S)

Electric Speed Controller Features:
Compatible with sensorless brushless motors.
High anti-interference capability.
Using advanced software interface to set up or update the software.
Super smooth and accurate throttle linearity.
Fast response to throttle input.
Mutiple protection features: low voltage cut-off protection, over-heat protection and throttle signal loss protection.

Specifications:
Cont. Current: 45A
Burst Current: 260A/10sec
Battery: 2-3 Cell Lipo / 4-9 Cell NiMh
SBEC: Yes
SBEC Output: 5.8V/3A
Power Supply Plugs: T Male
Motor Plugs: Female 4mm Bullet Connector
Size: 45*35*35mm(with out fan)
Weight: 76g /2.7oz

Package information:
Package size: 11 * 9 * 6.5cm/ 4.3 * 3.5 * 2.5in
Package weight: 261g/9.2oz

Package list:
1 * 3650 4370KV 4P Sensorless Brushless Motor
1 * 45A Brushless Electric Speed Controller