Benefits of Electric Toothbrush

The 2 minutes reminder
Dentist recommended brushing teeth for maximum of 2 minutes, for electric toothbrush that have the 2-minutes reminder build-in, once the 2 minutes are up, the brush head will vibrate 3 times to let you know that your recommended two minutes of brushing is up.

How electric toothbrush works?
The following video, while in Chinese, shows how the electric toothbrush works


Usage Instructions: 
Replace brush (head) every 3 months or sooner if brush head becomes loose due to damage. Replace brush head when bristles are worn, or when color indicator bristles have faded to halfway. Dentists recommend that you change your toothbrush every 3 months.

Directions for use: Brush your teeth at least twice a day 
Recommended usage: Clean the brush after use and keep in dry place


Caution:
Not intended for use by children under age of 3 years. This appliance is not intended for use by children or persons with reduced physical, sensory or mental capabilities, unless they are supervised by a person responsible for their safety. In general. we recommend that you keep the appliance out of the reach of children. Children should be supervised to ensure they do not play with the appliance.

How To Use Your electric toothbrush?
Wet the brush head and apply toothpaste. Place the toothbrush in the mouth and turn on. Guide the brush head slowly from tooth to tooth. Hold the toothbrush head in place for a few seconds before moving on to the next tooth. Brush the gums as well as the teeth, first the outsides, then the insides, finally the chewing surfaces.

Here's a video on how to use an electric tooth brush