Brand name: JX
Item number: PDI-2105MG 21g High Torque Digital Standard Servo

Dead band: 2μs
Control System:  +Pulse Width Control
Working frequence: 1520μs / 330hz
Operating Voltage:  DC4.8~6.0 V
Operating Temperature Range: -10 to + 60°C
Operating Speed (4.8V): 0.16sec/60°
Operating Speed (6.0V): 0.13 sec/60°
Stall Torque (4.8V): 4.8kg.cm 
Stall Torque (6.0V): 5.8kg.cm
Potentiometer Drive: Direct Drive
Dimensions: 30.0X10.0X35.5mm /1.18 X0.39X1.40 in
Weight:  21 g (0.74oz)
Connector Wire Length: JR/Futaba 220 mm
Bearing: 2BB
Tooth Count: 25

Package Included:
1X JX Servo PDI-2105MG 21g High Torque Digital Standard Servo