KST X08 V3.0 Metal Gear Digital Servo for RC 450 Class Helicopter

Specifications: Brand: KST Item model: X08 V3.0 Material: Metal Signal: Digital Operating voltage: DC 3.8-8.4V Connector wire: About 205mm Operating speed: 0.18sec / 60@ 3.8V; 0.15 sec / 60 @ 6.0V; 0.09 sec / 60 @ 8.4V Stall torque: 1.4kg.cm @ 3.8V; 2.2kg.cm @ 6V; 2.8kg.cm @ 8.4V Working frequency: 1520us/333Hz, 900us-2100us Motor type: 7.0mm Coreless motor Bearing type: 2BB Item size: 23.5*16.8*8mm Item weight: 8g (wires included) Package Included: 1x KST X08 V3.0 Servo