Mini Pan and Tilt KitThe kit includes brackets, two miniature servos and all the nuts, bolts etc. This pan/tilt kit was designed by the members of "letsmakerobots.com", and has mounting holes to suit almost any range sensor. Use with just about any microcontroller.Servo Specifications: Weight: 8g Torque force: 1.5kg.cm@4.8V Rotation is 0 to 180 Speed: 0.1sec/60degrees Max voltage: 6V