This is the MKS DS6100 Metal Gear Micro Digital Servo. The DS6100 is a powerful and precise micro servo that is ideal for aileron applications, as well as V-tails with narrow fuselages

Specifications:
Dead Band: 0.001ms (Default)
Control System: +Pulse Width Control
Working Frequency: 1500μs / 333hz data: 850μs~2150μs
(RX) Required Pulse: 3.0 ~ 5.0 Volt Peak to Peak Square Wave
Operating Voltage: 4.8 ~ 5.0 V DC Volts
Operating Temperature Range: -10 to + 60 Degree C
Operating Speed (4.8V): 0.12 sec/60° degrees at no load
Operating Speed (5V): 0.11 sec/60° degrees at no load
Stall Torque (4.8V): 3.19 kg.cm (44.3 oz/in)
Stall Torque (5V): 3.32 kg.cm (46.1 oz/in)
360° Modifiable: Yes
Motor Type: Coreless Motor
Potentiometer Drive: Direct Drive
Driver Type: FET
Bearing Type: 2 Jewel Bearing + 1 Bronze Bushing
Gear Type: Chrome-Titanium alloy gear
Connector Wire Length: 15.0 cm (5.9 in)
Dimensions: 22.5x10x23.5 mm (0.89x0.39x0.93")
Weight: 9.5 g (0.335 oz)