Description: EFFECTIVE DEEP CLEANING– Sonic Toothbrush with 38,500 vibrations per minute, get a thorough cleaning with reduced noise, remove up to 99.9% more plaques and stains, an overall upgrading of cleanliness capacity than a regular manual toothbrush, enjoy clean and healthy teeth. 4 DUPONT BRUSH HEADS – The hard bristles are made with dupont nylon, to suit teeth topography for thorough cleaning of gums and hard to reach areas. It is recommended to change the brush head every 3 months. 2 MINUTES SMART TIMER – Helps ensure brushing time of dental professional recommended and the interval pause every 30 seconds to remind you to change brushing areas helps to give you a thorough mouth clean. Automatic shutdown 2 minutes later. BATTERY-OPERATED TOOTHBRUSH – Use 2 AA regular batteries ( not included) to provide powerful rotating for the toothbrush. Avoiding the electric toothbrush charging problems, so it is very convenient to use on your business trip and perfect for travel. QUALITY ASSURANCE– This electric toothbrush is IPX4 waterproof can be used in shower and bathroom Brand Name: STEVVEX Gadgets Model Number: ST16GG7977XWD Commodity Quality Certification: 3C Commodity Quality Certification: ce Age Group: Adults Item Type: Electric Toothbrush Type: Rotation Type Material: ABS Quantity: 1 Electric Toothbrush+ 8*brush heads SKU: 1680001002+1680001010 brush heads: 4/ 8 pieces color of brush body: blue is_customized: yes bettery: 2 * 1.5V AA (package not include battery)