Please do not compare the performance this servo to HITEC's HS-65 or Futaba's S3154 since the price is 5-10 times different.

This Servo is also able to replace the following parts:

• Excellent low price for 450 Class Helicopters
• Walkera 4# Servo: HM-004-Z-26
  
• Walkera 36# Servo: HM-036-Z-41
• Walkera 37# Servo: HM-037-Z-38
  
• Walkera 68#B Servo:HM-68-B-Z-37
  
• ESky Servo: EK2-0500

• Weight: 9g
  
• Dimensions: 22.6 mmx 21.8mm x 11.4mm
  
• Operating Speed (4.8V no load) : 0.12sec / 60 degrees
  
• Stall Torque (4.8V): 1.6 kg / cm
  
• Temperature Range: -30 to +60 Degree C
  
• Dead Band Width: 4usec
  
• Operation Voltage: 3.5 - 6Volts

** It is not suitable to use on R/C Helicopters for Hard 3D Flying. However, normal 3D is OK.
** It is a great servo for Air Plane / 250 & 450 Helicopter / Boat / Car when you do not need super fast response rate and high torque.

• 1 x RCX SG90 Stanard Analog Servo (9g / 1.6kg / 0.12sec)
  
• 1 x Set of Servo Arm