This is our new low cost, but extremely DC Gear Motor.Specification:No-load Speed: 70RPM at 24 Volts;kg.cm: 23.14;No-load Current: 0.5A;Load Current: 1.257A;D Shaft Size: 8mm x 24mm/0.31inch x 0.94inch(D*H);Gearbox Size:102mm x 60mm x 33.7mm /4.02 x 2.36 x 1.33 inches (L*W*H);Motor Size: 64mm x 38mm/2.52 x 1.5 inches (L*D);Mounting Hole Dia:3.3mm/0.13inch;Wire Length:21cm/8.27inch.