Micro servos brand of INSERVOS come with smart and programmable design they are made with lightweight magnesium alloy center case so cooling efficiency is higher Also include 2 ball bearings to ensure a constant output torque from servos and smoother running Especially they use the potentiometer with life span of 100 000 tiems and 360 degrees rotation to make servo with hi precision and long life Combined with complete metal gear set servos offer superior torque and speed for their class They are a new experience for more applications with model kits Description Name Micro ServoBrand InservosModel D0474HT HVType Programmable 12 Bit Resolution Digital CircuitWorking Frequency 1520us 333Hz 900 2100usTorque 2 8kg cm 6 0V3 6kg cm 7 4VSpeed 0 10sec 60 6 0V0 08sec 60 7 4VApplication Aircraft 1 3M Gliders wing park flyers 3D Helicopter SwashBall bearing Twin ball bearingsPotentiometer Rotate 360 degrees 100 000 times lifeMotor 7x14mm CorelessGear All metal gearsCase Lightweight Magnesium alloy center caseSize 20 40 8 70 23 30mm L W H Weight 7 3gOperating Voltage DC4 5V 8 5VFeatures Lightest metal magnesium alloy case 1 3 lighter than aluminum but cooling efficiency is higher 100 000 tiems and 360 revolving potentiometer high precision long life Intellingent can be programmed Change the direction Change the power of the servo increase or reduce Digital circuit Fast response and excellent output performance Double ball bearing Torque outp