• High-precision metal gears with hard anodizing for greater accuracy and service life. • CNC middle shell that improves heat dissipation for optimal operation. • Equipped with high-precision potentiometers and high-resolution digital chip. • Offers stable performance, fast response, and great anti-interference capacity. • Waterproof digital servo motor, 15 kg and 180 degrees (at PWM 500-2500usec). • Versatile application in robots, mechanical arms, climbing vehicles, boats, and radio-control aircraft. • Operating speed: 0,13 sec/60° at 7,4 V and 0,17 sec/60° at 4,8 V. • Torque: 15 kg/cm at 7,4 V and 13 kg/cm at 4,8 V. • Compact dimensions: 3,5 cm x 1,87 cm x 3,9 cm. • Cable length: 320 mm ± 5 mm.