1. Storage Temperature Range:-30-80 2. Operating Temperature Range:-25-70 3. Waterproof grade:IP66(Do not soak in water) Mechanical Specification: 1. Size: 54.2x20x46 mm 2. Weight: 60g2g 3. Limit angle: 180 4. Bearing: 2BB 5. Horn gear spline: 25T Diameter:5.9mm 6. Connector wire: 300mm5mm 7. Motor: Carbon brush motor Electrical Specification: 1. Working voltage range: 4.8-7.4V DC 2. signal: Pulse width modification 3. Amplifier type: Digital controller 4. Pulse width range: 500-2500usec 5. Neutral position: 1500usec 6. Running degree: 1803(PWM 500-2500usec) 7. Dead band width: 3 usec Specification:35KG Colour:As Shown Material:Composite Materials Package Contents: 1 * rc upgrade parts kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.