Description: Brand: ZL-TECHItem: ZP20S Series Bus Digital Servo Working Voltage: 5.0-8.4 V Stall Torque: 17kg.cm (6.0V)/20kg.cm (7.4V) Speed: 0.16sec/60 (6.0V) Control System: PWMFrequency: 500-2500us Baud Rate: 115200 Servo Precision: 0.24 Traveling: Servo Mode: 180/270 Motor Mode: 360 (timing/fixed circle) Gear: Metal Data Feedback: Temp, Voltage, Position Interface: PH2.0, 3PINWire: 20CMServo Dimention: 40*20*40.5mm Application: For DIY RC Robot, RC Robot Arm Software & other information: Click here (password: 7k 55) Package Included:1 x ZL-TECH ZP20S Series Bus Servo 1 x Servo Arm Set 1 x Wire