Feature: 1. 4 High‑torque motor design, CNC processed 6061T6 aluminum billet radiator tank. 2. High‑purity copper windings can maximize efficiency, making your charging time worthwhile. 3. Precisely balanced rotor, smoothness, providing best reliability and maximum RPM. 4. Multiple protection functions: low voltage cut‑off protection, overheat protection, and throttle signal loss protection, strong anti‑interference ability, and quick response to throttle input. 5. The programming card has a portable design and can be carried with you; it is convenient and easy to use, with 4 buttons, ITEM, VALUE, OK, RESET button, and indicator light, which is easy to set. Specification: Item Type: 2435 4500KV Motor Set Material: Aluminum Alloy+Copper+Plastic Color: Black Motor Size: Approx. 24mm/0.9in (Diameter)35mm/1.4in (Length)2mm/0.1in (Diameter of Shaft)12mm/0.5in (Length of Shaft) Connector Size: Approx. 3.5mm/0.1in KV: 4500KV Max Current: 2.4A Max Wattage: 300W Max Voltage: 7.4V(2S)-11.1V(3S) ESC Parameter: Sustained Current: 35A Peak Current: 120A ESC Battery : 2-3S Lithium Battery/6-9S NI-MH Battery(Not included) BEC Output: 5.8V/3A Power Plug: T Male Plug Motor Plug: 3.5mm Female Pellet Connector Programming Card Parameter: LPSV: 3.7V/3.6V/3.5V/3.4V/3.3V/3.2V/3.1V/3.0V/2.9V/2.8V/2.7V/2.6V/3 Boot Type: Medium/Soft/Strong Max Braking Force: 50%, 25%, 75%, 100%(25A, 35A, 45A, 60A) 25%, 50%, 75%, 100%(80A, 120A) Max Opposite Force: 25%, 50%, 75%, 100% Neutrality Range: 9%, 6%, 12% in Working Compatible for: 1/16, 1/18 RC Car Weight: Approx. 149g/5.3oz. Package List: 1 x Motor1 x ESC1 x Programming Card1 x Instruction