Features 1、[Fine Production] The 4 pole 12 slot high torsion motor design of RC motor ESC, CNC machined 6061 T6 billet aluminum heat sink tank, secondary oxidation treatment, high‑end and fine appearance. 2、[Waterproof] Brushless motor ESC is accurate waterproof design, maximum power conversion, high purity copper coil, maximum efficiency, removable and replaceable rotor. 3、[Multiple Protection] Waterproof brushless motor ESC has multiple protection functions, battery low voltage cut off protection, overheating signal loss protection, motor blocking protection. 4、[Good Heat Dissipation] Motor and ESC has strong current resistance, excellent heat dissipation, dynamic balance control within 10mg, easy to program, compatible with pocket programming card. 5、[High Accurate] Motor ESC set's ultra thin stator lamination (0.35mm), high smoothness, high accurate and high speed, excellent performance, high permeability, high silicon content, good insulation and heat resistance. 6、[Universal] Motor ESC for universal installation, 3.175mm out shaft, suitable for all 1/10 brushless cars, M3 screws a variety of installation methods, later can be disassembled and replaced. 7、[Durable] F540 brushless motor ESC high balance explosion proof rotor, high speed ABEC5 super durable sealed bearings, low friction, low noise, high accurate , durable and long service life. Item Type: Motor ESC Material: Aluminum Alloy, Copper, Plastic Color: Orange and Black Motor Model: F540 KV (RPM / Volt): 4370KV Wattage: 800W Maximum Voltage: <12V Maximum Amperage: 66A Number of Rotor Poles: 4 IO: 2.7A Maximum Speed: 50000 Diameter: Approx. 36mm/1.4in Length: Approx. 50mm/2.0in Shaft Length：Approx. 15mm/0.6in Shaft Diameter: Approx. 3.175mm/0.13in Plug Type: Approx. 4mm/0.16in Banana Head 60A ESC: Continuous Current: 60A Explosion Current: 360A Battery: 2-3 Seconds Lithium Battery, 4-9 Seconds NiMH NiCd Battery Bec Output: 5.0V 2A Power Plug: T Plug Connector ESC Size: Approx.51x36x36mm/2.0x1.4x1.4in (Without Cable) Suitable for All 1/10 Brushless Cars Package List 1 x F540 Brushless Motor 1 x 60A ESC 2 x Instruction Manual