Mg996r metal gear 13kg analog servo for rc car racing robot helicopter boat plane characteristics: The rc car plane structural material: Aluminum metal high speed, stable and crash test with the metallic equipment, you will have a smooth movement and a pair of powerful torque when you need it maximum torque: 9.4 kg / cm (4.8 v), 13 kg / cm (6.0 v) specification: Product model: Mg996r working torque: 9.4 kg / cm (4.8 v), 13 kg / cm (6.0 v) reaction rate: 0.17 seconds / 60 degrees (4.8 v), 0.13 seconds / 60 degrees (6.0 v) working temperature: 0 to + 55 ƒ the configuration of the band deadband: 5 microseconds servo: Analog servo operating voltage: 4.8 v-7.2 v connector cable length: 30 cm product size: 40.8 x 39 x 20.5mm weight: 55g package list: 1 x mg966r analog servo (with accessories).