Check the listing for details. Reefs RC 900 Smart Servo & Winch REEFS118 New!!. Condition: New. Listed at 179.00 USD. Reefs 900 Smart Servo & Winch. Features: High Torque High Speed Brushless SERVO or WINCHComes as SERVO out of the Box, can be changed to WINCH with the REEFS LINK and Software.BUILT IN PREPROGRAMMED WINCH CONTROLLERInternal Steel Gears / All CNC Aluminum CasingMagnetic Angle SensorPulse Width Modulation Control4 Pole Brushless MotorREEFS LINK required for ProgrammingBEC Not Req. Recommended for max performance Specifications: SUBMARINE WATERPROOF: 7 Point Seals w/ GRAY HEAT SINK Voltage: 4.8V 8.4V Bearing Type: 4 Ball Bearings / Weight: 2.99oz Dimension: 1.57 x .79 x 1.5 (LWH) Torque: 720oz @ 6v/ 830oz @7.4v/ 940oz @8.4v Speed: .13sec @6v/.12sec @7.4v/.10sec @8.4v Spline: 25T / Dead Band Width: 2¦Ìs Unload Current: 460mA @ 4.8V / 500mA @ 6.0V / 540mA @ 7.4V / 580mA @ 8.4V Load Current: 5000mA @ 4.8V / 5800mA @ 6.0V / 6800mA @ 7.4V / 7400mA @ 8.4V