Tiny ultrafast vibrator/pager motor is perfect for tiny "toothbrush" robots. Operates from 0.8V up to 3VDC. Size only 3mm diameter by 13.5mm overall length. Has two wire leads for easy hookup to battery. Works great with our CR2032 Battery (G19326) or AG13 (G19327) - Sold Separately. Sold in a package of 3.