Features Compact and Lightweight Design Excellent Torque and Speed Designed for High Performance RC Gliders Excellent Heat Dissipation Programmable Ideal for RC Glider & Helicopters Specifications Item: DS215MG Micro Servo Rated Voltage: DC7.4V Voltage Range: DC6.0V-8.4V Torque: 3.1Kgf.cm@6.0V, 3.7Kgf.cm@7.4V, 4.0Kgf.cm@8.4V Speed: 0.060sec/60°@6.0V, 0.055sec/60°@7.4V, 0.050sec/60°@8.4V Working Frequency: 1520μs/333Hz Default Travel Angle: ±70° = 140° Total Temperature Range: -10℃……+65℃ Soft Start: Programmable Programmable: Yes Case Material: Aluminium Alloy Motor Type: Coreless DC Motor Gear Set Material: Hardened Steel Position Sensor: Potentiometer Ball Bearing: 2BB Case Dimensions: 23mm*12mm*27.5mm±0.2mm Weight: 20g±10% Accessories: DS215MG Metal Gear Set Package Including 1 * DS215MG V8.0 Servo 1 * Servo Horn Screw 4 * Mounting Screw 5*  Plastic Servo Horn Download DS215MG Servos Technical Specification Type: CS919MG Size: 22., 5X11., 5X24., 6mm(0., 88x0., 45x0., 96) Weight: 12., 5g Working Voltage: 4., 8V / 6., 0V Working Current: 200mA / 240mA Operating Rate: 0., 07sec., 60o / 0., 06sec., 60o Stall Torque: 1., 5kg., cm / 1., 7kg. 5., 0 out of 5 stars Manufacturer ZYHOBBY 1-4pcs DS-919MG DS919MG 919 MG 12.5g/1.7kg/0.06 Servo 22.5X11.5X24... Micro Servo Motor Arduino Micro Servo Metal Gear MG90S Micro Metal Gear 9g Servo for RC Plane Helicopter Boat Car 4.8V- 6V ; Item number. 126400943057 ; Brand. Unbranded/Generic ; Compatible Brand. Universal 13KG 15kg MG995 MG996R MG996 Servo 4.8-6.0V High Torque Metal Gear... It is the high voltage replacement of the acclaimed KST DS115MG servo. cm Dead zone bandwidth: ≤5uSec Operating stroke: 40o/one side pulse traveling 400us Potentiometer type: 2 slider/Direct Drive Gear Material: Metal Connector wire length: 215mm Operating temperature: -20 ℃ to +60℃ Package include 1 Piece Servo, Type: CS919MG , Size: 22., 5X11., 5X24., 6mm(0., 88x0., 45x0., 96)