MG946R Metal Gear Digital High Torque Servo is an upgraded version of Tower Pro MG945. Its new PCB and IC control system which makes it more accurate. Its internal gearing and motor are also upgraded to improve dead bandwidth and centering. MG946R is for 1/8 buggy monster and many RC model. The product configure table is provided in the attachments. Wire Description: Red – Positive Brown – Negative Orange – Signal Features: Servo Plug: JR (Fits JR and Futaba) Gear Type: Metal gear Power Supply: Through External Adapter Servo arms & screws included and fit with Futaba servo arm Its universal S type connector that fits most receivers, including Futaba, JR, Hitec ,GWS, Cirrus, Blue Bird, Blue Arrow, Corona, Berg, Spektrum. CE & RoHS approved. Upgraded servo gear set and shaft to aluminum 6061-T6. It is stronger and lighter than copper. Specifications: Angle of rotation 180 degrees Operating Voltage (VDC) 4.8 ~ 6.6 Temperature Range 0- 55 Servo wire length 32cm Dead band width 1 uS Pulse Cycle 1 mS Current draw (at idle) 10mA Operating current draw (at no load) 170mA Stall current draw 1200mA Stall Torque @ 4.8V (Kg-Cm) 10.5 Stall Torque @6V 13kg/cm Operating Speed @4.8V 0.20sec/60 Operating Speed @6V 0.17sec/60 Length (mm) 40.7 Width (mm) 19.7 Height (mm) 42.9 Weight (gm) 65 Package Includes: 1 x TowerPro MG946R Digital High Torque Metal Gear Servo Motor and accessories parts(as shown in the image) *Product Images are shown for illustrative purposes only and may differ from actual product.