Coreless Brushed DC Motors are small, lightweight, energy efficient, and generate low electrical noise and EMI, making them ideal for robotics, electronics, small pumps, medical devices, and office equipment. These motors have good controllability and their structure ensures greater mechanical strength and can reach very high speeds. Select models can also include vibration capabilities making them ideal for compact electronics and medical equipment. 7~8D x 16~20Lmm, 2.4~3.7V