Motor Specifications:
Watts: 900W
Max voltage: Max Amps: 75A
Shaft length: 15mm
Shaft diameter: 3.175mm
KV(RPM/Volt): 4300KV
Max RPM: 50000
Length: 50mm
Diameter: 36mm
Plug type: 4mm golden banana plug

Servo Specifications: 20kg servo black/red shipped randomly
Motor: Coreless motor
Bearing: 2BB
Dead band: 1μs default
Mechanical Angle: 120°
Waterproof: Yes
Operating Voltage: DC6.0~7.4V
Working frequency: 1500μs/330hz
Stall Torque (6.0V): 20kg.cm (239.05oz/in)
Stall Torque (7.4V): 22kg.cm (294.75oz/in)
Operating Speed (6.0V): 0.23sec/60 degrees
Operating Speed (7.4V): 0.20sec/60 degrees
Item Size: 40 * 39 * 20mm
Weight: 76g
Connector Wire Length: JR300 mm (12.6in)

ESC Specifications:
Item name: waterproof ESC
Battery: 2sLi-Po / 4-9S Ni-Mh Ni-Cd
BEC output: 5.8V / 3A
Continue current: 60A
Burst current: 320A
Power supply plugs: T plug male
Motor plugs: 4mm banana plug female
Dimension: 50 * 35 * 34mm / 2.0 * 1.4 * 1.3in (without cables)

Package Information:
Package size: 10.5 * 8 * 6cm / 4.1 * 3.2 * 2.4in
Package weight: 378g

Package List:
1 * GoolRC 3650 4300KV Motor
1 * GoolRC Waterproof 60A Brushless ESC
1 * 20kg Servo
1 * 25T Adjustable Metal Servo Arm