20kg KS-3518 RC Digital Servo Large Torque Full Metal Gear Waterproof 180 Degree Control Angle for Car Crawler Robot Toys DIY Model

About This Product :

• Good performance digital standard servo, which can be a common use for robots, mechanical arms, climbing cars and remote control toys.
• High-precision metal gear with hard anodizing for better accuracy and longer service life,CNC aluminium middle shell enhances heat dissipation and ensures the servo motor can work well.
• Water proof rubber seals screws, made of first-grade material ensure the longevity of the products,Equipped with high precision potentiometers and high-resolution digital chip,ensure stable performance, fast response, strong anti-interference ability,low noise,fast heat dissipatio.
• Large torque – maximum torque can up to 21.5kg.cm (6.8V)