Features: This product is a DC gear motor with high-precision gear, durable in use This DC motor features large moment of force, low speed, and low noise. The motor is made of metal gear, wear-resisting, avoid tooth breaking, so with long serving life. This motor is adopted of pure copper wire coil, with low heat and low loss. Widely used in smart cars, electronic locks, elevators, robotic arms, robots, Electronic toys and so on Specification: Name:16GA030 gear motor Type(Optional): 6V 30RPM, 6V 80RPM, 6V 100RPM, 6V 130RPM, 12V 30RPM, 12V 150RPM, 12V 200RPM,12V 300RPM Shaft diameter: 3 mm/0.1in Shaft length: 10 mm/0.4inLength: 4.5cm/1.8inWeight: 24g/0.8oz Voltage gearbox L(mm) Gear ratio no load load Stall speed Current speed Current toqure Current toqure 6V 15.8mm 1:224 30RPM ≤50MA 22RPM ≤70MA 360gf.cm ≤1.1A 2.6kgf.cm 6V 14.5mm 1:90 80RPM ≤70MA 60RPM ≤100MA 280gf.cm ≤1.1A 2.2kgf.cm 6V 14.5mm 1:72 100RPM ≤50MA 83RPM ≤85MA 240gf.cm ≤1.1A 2.0kgf.cm 6V 14.5mm 1:53 130RPM ≤90MA 110RPM ≤110MA 210gf.cm ≤1.1A 2.2kgf.cm 12V 15.8mm 1:224 30RPM ≤60MA 20RPM ≤80MA 350gf.cm ≤1.1A 2.5kgf.cm 12V