1、High‑performance digital coreless standard servo, high‑precise metal gears provide higher accuracy. 2、Made of first‑class materials, safe and eco‑friendly, firm and stable, has a long service life. 3、Maximum torsion is up to 10kg.cm (7.4v), good performance, high working efficiency, very practical. 4、Suitable for RC helicopter, airplane, etc. Perfect replacement for the old or broken one, easy to install. 5、Working speed (6.0V): 0.067 seconds / 60° when no load, working speed (7.4V): 0.055 seconds / 60° without load. Condition: 100% Brand New Item Type: Servo Model: CYS-S3215 Material: Metal Color: Red Dead Zone: 2μs Working Speed (6.0V): 0.067 seconds / 60° when no load Working Speed (7.4V): 0.055 seconds / 60° without load Stall Torsion (6.0V): 9kg.cm Stall Torsion (7.4V): 10kg.cm Stall Current: 2.6A / 3.2A Connector Wire Length: Approx. 250mm / 9.8in Gear Type: Metal Quantity: 1pc Application: RC helicopter, fixed wing, etc. Product Size: Approx. 35 x 35 x 15mm / 1.4 x 1.4 x 0.6in (excluding left and right wing, cables) Installation Instructions: 1. Install the servo to the servo base first, without installing the servo arm or servo protection. Only fix the servo to the frame. Then connect the servo to the receiver, usually the CH1 or ST port. 2. After the servo is fixed, turn on the remote control, and turn on the ESC after setting it, and then the servo will stop at a fixed position. 3. Without turning off the remote control and the servo, install the servo protection or servo arm to the steering gear output gear. 1 x Servo 3 x Servo Arm 6 x Screw 4 x Screw Barrel 4 x Sponge Pad 1 x Manual