Feature: 1. Suitable Models: Our RC car brushless motor ESC kit is suitable for HSP, for Traxxas and for WLtoys, for HPI and other 1/14 1/16 RC Car. 2. 4 Pole 12 Slot Motor: Our RC car brushless motor is 4 pole and 12 slot design, and has strong torsion and stable output power. 3. Multiple Protection Functions Of ESC: The RC electronic speed controller has low voltage cut off protection, overheating protection, loss of throttle signal protection. 4. Stainless Steel Output Shaft: RC car brushless motor has high purity temperature resistant copper coil,with stainless steel output shaft, high accuracy bearings. 5. Aluminum Front Rear Cover: RC car brushless motor has CNC machined aluminum front and rear cover, effectively providing high efficiency. Specification: Item Type: Brushless Motor Set Motor Parameters Motor Size (Without Cable, Shaft): Approx. 28 x 40mm / 1.1 x 1.6in Wattage: 600 Maximum Speed: 50000 Maximum Voltage: <9V Maximum Amperage: 68A Rotor Poles: 4 Shaft Diameter: Approx. 3.175mm / 0.13in Shaft Length: Approx. 15mm / 0.59in Connector: 3.5mm(0.14in) Gold Head, Male ESC Parameters Housing Material: Aluminum, Plastic Color: Red, Black Size (Without Cable): 40 x 32 x 15mm / 1.6 x 1.3 x 0.6in Continuous Current: 35A Peaking Current: 120A Applicable Battery Voltage: 2-3S Lipo Or 4-9 Cells NiMH BCE Output: 5V 2A (Analog Mode) Suitable: For HSP And For Traxxas And For WLtoys And For HPI And Other 1/14 1/16 RC Car. Package List: 1 x Motor1 x ESC1 x Instruction Manual