Function: 1. Gearbox is stable, resistant to shock and wear and has high gear torsion 2. Brush DC motor ma high power output, which is powerful and practical 3. The worm gear is made of high-quality brass, which is strong and shock-resistant 4. This 31mm geared motor ma small size, low noise and high torsionality and long service life 5. The permanent magnet product is mainly used in curtain machines, billboard motors, 5840 transmissions, etc. Specification: Item Type: Geared Motor Material: copper, brass, stop zinc Model: 5840GW Motor Type: DC Brush Motor Worm length: approx. mm / 0.6in Engine: approx. mm / 1.2in Mainly used in curtain machines, billboard motors, 5840 transmissions, etc. Parameter: Model Voltage Speed without load （RPM） Rated speed (rpm) Rated turning (KG. CM ) Rated Current ( MA ) Reduction Factor 5840GW-12-6 12v 6 5.5 18 850500 5840GW-12-16 12v 16 15 30 1020500 5840GW-12-40 12v 40 38 16800200 5840GW-12-80 12v 80 75 10.5 1180100 5840GW-12-160 12v 160151 4 1000 49 5840GW-24-6 24v 6 5.6 20.7 380500 5840GW-24-16 24v 16 15 35 420500 5840GW-24-40 24v 40 38 18.5 450 200 5840GW-24-65 24v 65 62 14.5 500 200 5840GW-24-80 24v 80 72 12.5 480 100 5840GW-24-160 24v 160150 5.5 450 49 Size : About. mm / 1.3in About. mm / 1.1in About. mm /0.1in About. mm / 0.6in About. mm / 0.6in About. mm / 0.3in About. mm / 0.1in About. mm / 0.7in About. mm /0.1in About. mm / 1.6in About. mm / 1.1in About. mm / 0.4in About. mm / 1.6in About. mm / 0.4in About. mm / 2.3in About. mm / 4.7in Diameter: About. 8 mm / 0.3 inch About. mm / 1.2in About. mm / 0.6in About. mm / 0.7in List of packages: 1 x Geared Motor