Motor Overview: Hobbywing Skywalker 2316SL Brushless Outrunner Motor. This high-performance motor is equipped with top-branded JNEH1200 silicon steel sheets, boasting a 0.2mm thickness for minimal iron loss. Its N48 strong magnetic arc design ensures maximum torque output, while the silicone wire outlet simplifies wire routing. With 180°C high-temperature resistant enameled wire, it's built for durability in challenging conditions. The newly designed 2312, 2316, and 2320 fixed-wing motors offer superior maximum power output. Plus, the motor's large hollow design and self-dissipating top cover enhance heat dissipation and extend its lifespan. Experience superior vibration control and smooth operation with Hobbywings innovative S.V.C Technology, significantly decreasing rotor dynamic balance to minimize motor vibration and enhance operational smoothness. Features: S.V.C (Superior Vibration Control) Technology for smother flights High power with strong performance 10% More power VS the competition Anti-loosen rotor design for increased reliability Hollow design increases heat-extraction Constructed from high quality materials Uncompromised Excellence in Every Thread Specifications: Type: Sensorless Brushless Outrunner kV Rating: 1250KV Input Voltage: 3S (11.1V) - 4S (14.8V) No-Load Current: 1.7A/14.8V Max Continuous Current: 41AW/54S Max Continuous Power: 615W/54S Diameter: 1.13in (28.8mm) Length: 1.18in (30mm) Shaft Diameter: 0.15in (4mm) Weight: 2.78oz (79g) Includes: (1) Skywalker 2316SL Brushless Outrunner Motor (1250KV)