Abstract: The present utility model provides a vibration device, comprising: an case which is equipped with an light sensing lens, and oscillator, battery, photonic circuit, CPU, time quartz crystal and central processing circuit board mounted inside the cavity of the case, wherein the photonic circuit and CPU are configured on the central processing circuit board. The present utility model provides a vibration device which vibrates at given time together with one or several same type of products for reminding your lovers/friends something at given time. This device with small volume can be equipped on the device in the form of a watch, key ring or waistband, which makes it portable.