Micro Continuous Rotation Servo (1.2kg-cm - 9g SG90-Continuous)

This little micro servo rotates 360 degrees fully forward or backwards, instead of moving to a single position. 

Specifications:

• Continuous Ration Servo
  
• Weight: 9 g
• Dimension: 22.2 x 11.8 x 31 mm approx.
• Stall torque: 1.8 kgf·cm
• Operating speed: 0.1 s/60 degree
• Operating voltage: 4.8 V (~5V)
• Dead band width: 10 µs
• Temperature range: 0 ºC – 55 ºC

Difference between Continuous and 180 degree servo