Catalog > Internet of Things (IOT) Related Products > More Platforms Micro DC Coreless Vibrator Motor Micro DC Coreless Vibrator Motor DHG MICRO DC VIBRATOR MOTOR 3VDC MICRO DC CORELESS VIBRATOR MOTOR 4MM X 12MM 3V 0.22A Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview Outside of a motor is made of engineering plastics shell, inside in addition to the outer box to accommodate the eccentric wheel to rotate at high speed, there is also a small DC motor, drives the eccentric wheel to rotate. In addition there is a very simple integrated circuit to control the start and stop operation of motor.When the mobile phone is set to "vibration" state, the control circuit is switched on.When received a text message or a call, motors drives the eccentric wheel to do high-speed rotation, resulting in motion.This is the new coreless motor, though small, but the vibration force is also good. Specifications Current : DC 0.22AVoltage : 3VMotor Size : 4mm(diameter)x12mm(height) (not include eccentric wheel)Total length : 18mm