Universal "S" type connector for most receivers, compatible with JR, Hitec, GWS, Cirrus, Blue Bird, Blue Arrow, Corona, Berg, Spektrum. Brown is the ground wire, red is the power positive wire, and orange is the signal wire Specifications： Model: 996R Weight: 55g Size: 40.7×19.7×42.9mm Stall torque: 9.4kg/cm (4.8v); 11kg/cm (6.0v) Working speed: 0.19sec/60degree (4.8v); 0.15sec/60degree (6.0v) Angular deviation: The return center error is 0 degree, 45 ° on the left and right, and the error is ≤ 3 ° Response pulse width time: ≤5usec Working voltage: 4.8~7.2v Gear Type: Grade 5 Metal Gear Set Temperature range: 0-55℃ Interface specification: JR/FP common Dead band width: 1us Servo line length: 30cm What's PWM range for these motors? 0.5ms------0 degrees; 2.5% (0.5ms high level + 19.5 low level) 1.0ms------45 degrees; 5.0% (1.0ms high level + 19.0 low level) 1.5ms------90 degrees; 7.5% (1.5ms high level + 18.5 low level) 2.0ms------135 degrees; 10% (2.0ms high level + 18.0 low level) 2.5ms------180 degrees; 12.5% (2.5ms high level + 17.5 low level) 0.5ms------90 degrees; 1.0ms------45 degrees; 1.5ms------0 degrees; 2.0ms------45 degrees; 2.5ms------90 degrees What power supply should I use? Working voltage: 3V-7.2V Recommended voltage: 5V, current usage: 3A Package List: 4 * 996R Micro Servo motor