These micro servos are supplied as a pair, one with right hand layout and one with left hand layout - similar to when fitted to the brick receivers. The plug as supplied is a micro JST but please note there are 5 known configurations on this plug - 3 sizes and 2 different wiring configuration.
This one has 1.25m spacing for the pins and polarity is + - sig. Please check wiring and plug compatablity before connecting to your receiver.
Specifications:
Type: Analog
Application:Ultra light
Torque:2.8oz
Speed:0.14 sec
Weight:1.5g
Voltage range: 3.7V to 5V (Use 2 lipo cells with caution. You can drop the voltage going to the servo by adding a diode in series with the power leads)
Gear Type:Nylon/metal worm gear