tem:PDI9180MG Servo Weight: 12g Size: 22mmx12mmx21mm Torque: 2.2kg.cm (4.8v) 2.5kg.cm (6.0v) Speed: 0.12sec/60deg (4.8v) 0.10 sec/60deg (6.0v)Voltage: 4.86.0v Type: Analog Micro Gear Train: Metal Ball Bearing: No Lead Length: 180mm Plug: JR/Futaba Features:JX metal gear analog mini servo with 180 degree to stop movement. 180 degree rotation is perfect for pan and tilt camera mounts or any other articulated application. This servo also offers good torque speed excellent centering. The gear train is all metal.