Strong digital servo with metal gears suitable for various RC projects. The servo is slower but with high torque. The servo can be powered in the range of 6-8.4V. 
Key Features
Size: 41x40x20mm
Weight: 73g
Power supply: 6-8.4V
Cable length: 30cm
Gears: Metal
Type: Digital
Angle: 90° (1000-2000uS)
Torque: 35kg-cm (6V), 40kg-cm (7.4V)
Speed: ≤0.21sec / 60° (6V), ≤0.19sec / 60° (7.4V)