Features: 1. High quality materials: Made of high quality materials, durable and long service life. 2. Excellent performance: high quality 31mm copper tube motor, small size and large torque 3. Ball bearing design: improves the wear resistance of the shaft 4. Sturdy and durable: all metal gears are impact resistant, with long service life and low noise 5. Application: Generally used for curtain machine, advertising material, window opener and smart equipment Specifications: Condition: 100% brand new Voltage: 12 V. Optional style: 12V 400RPM, 12V 200RPM, 12V 130RPM, 12V 50RPM, 12V 30RPM, 12V 20RPM, 12V 12V 10RPM. Voltage V 12 UK 12 UK 12 UK 12 UK 12 UK 12 UK 12 UK 12 UK Rated speed RPM 400 cm 200 cm 130 cm 40 UK 12 UK 20 EU 12 UK Ten Nominal twist Kg.cm 3.4 6.2 Ten 20 EU 12 UK 32 UK 32 UK 32 UK Rated Current A ≤1.6 ≤1.6 ≤1.6 ≤1.6 ≤1.6 ≤1.6 ≤1.6 ≤1.6 Maximum twist Kg.cm 8.5 16 UK 25 EU 40 UK 32 UK 32 UK 32 UK 32 UK Shutdown Current A 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 Package list: 1 x worm gear motor.