Accessories and Parts -High Torque Servo Waterproof Servo Motor Highlights Generic Brand High Torque Servo Waterproof Servo Motor Description: Full metal waterproof digital servo, can be immersed in water use, should only be used 'after drying can continue to use. Aluminum alloy shell, entry-level quality of the best High Torque Metal Gear Digital Servo Metal Gear Servo compatible with 1:10 and 1:8 scale Crawler/Buggy/Truck RC Cars, Arms mechanical, quadcopter drone and other remote control equipment High torque metal gear digital servo, it is equipped with durable aluminum gears, and the maximum torque is 21 kg-cm (6.0 v). Dimensions: 40.7 x 20.5 x 39.5mm / 1.60 x 0.80 x 1.55in Specification: Material: Medium aluminum case with plastic top and bottom Used for: 1/10 1/8 scale Crawler / Buggy / Truck Torque (4.8V): 16.5 kg-cm (229.1 oz / inch) Torque (6.6V): 20.0 kg-cm (277.7 oz / inch) Speed: 0.18 sec / 60 (4.8V) 0.16 sec / 60 (6.0V) Operating Voltage: 4.8 ~ 6. DC Volts Weight: 58g (2.04oz) Dead band: 1s Maximum remote control angle: 120 Maximum angle of control panel: 180 Working frequency: 1520s / 330hz Bearing type: ball bearing x 2 Motor: iron core Motor type: DC motor (brushless) Gear type: Aluminum Gear length connector wire: 265mm / 10.43inch Dimensions: 40.5 x 20.2 x 38mm (1.60 x 0.80 x 1.49in) Package includes: 1 x 21kg waterproof digital servo 1 x bag of screws and accessories