Item Type: Metal Geared Servo Product Torsion: 1.8kg / cm (4.8v), 2.2kg / cm (6.0v) Response Speed: 0.10sec / 60degree (4.8v), 0.08sec / 60degree (6.0v) Working Voltage: DC 4.8V-6V Operating Temperature: 0-55 Degrees Dead Band Width: 5us Gear Medium: Metal Working Mode: Digital & Analog Construction Material: Copper Metal Teeth + Coreless Motor + Double Ball Bearing Scope of Application: Small and medium electric aircraft models and models. Interface Type: Compatible with JR and FUTABA interfaces Package List 1 x Metal Geared Servo 3 x Screw 3 x Fixed Wing 1This mini gear servo has large torsion, 1.8kg/cm at 4.8v, and 2.2kg/cm at 6.0v, which ensure great power in operation. 2The response speed of the servo motor is 0.10sec/60degree at 4.8v, and 0.08sec/60degree at 6.0v, promises a fast and timely starting. 3Excellent working performance enables wide application. The micro gear servo can be applied in remote control helicopter, airplane, boat etc. 4The compact size, light weight and strong power will not influence the operating but enhance the function. 5Designed for controlling the three dimensional flight of helicopters of 450 and below, and perfectly suits for swashplate.