SODIAL(R) RF-500 TB-12560 DC 1.5 - 12 V 2700 U / MIN Idling speed 32 mm diameter DC motor silver Product name: DC motor; Model: RF-500 TB-12560 Operating voltage: DC 1.5 - 12 v Idling speed: 2700 U / MIN Free current: 20 mA Speed: 2180 U / MIN