Features:<br>Model NO: HDKJ S3150D<br>Structural material: Precision metal gear, Motor iron core, Duplex bearing・Square anti-interference<br>Max rotation angle: 300-degree (Plug, output, remote control issue and Futaba, JR ,HITEC, compatible)<br>Torque: 14Kg.cm. at6.0v, 15Kg.cm. at7.2v<br>Speed: 0.18sec/60&deg;at6v, 0.16sec/60&deg;at7.2v<br>NO-Load Current: &lt;500MA<br>Working Voltage: (4.8---7.2)V<br>Size: 40 * 20 * 40.5mm<br>Wire Long: 320mm<br>Dead zone set: 4us<br>Weight: 130g<br>Package size: 10 * 10 * 3cm / 4 * 4 * 1.2 in<br>Package weight: 94g / 3.3 oz<br><br>Package list:<br>1 * HDKJ S3150D Servo High Precision Metal Gear High Torque Wide-angle Digital Waterproof Wingless Robot Servo<br>1 * Set of Components