... :appx.4000hours 3.CE,Rohs DC Gear MotorMotor Size (mm): φ49,φ59, φ,φ76, φ88 Motor Power: 30W, 45W, 65W, ... 5A, 4.5A, 6A, 8A The motor size from φ59mm to φ88mm, and the power from 30w to 250w, the ... out put speed can be changed by motor design or the gear box ... ratio, For the speed control, we designed the motor cover to ...