Nandme NX9000 Electric Toothbrush Ultrasonic IPX7 Waterproof Smart LCD display Inductive charging Deep Cleaning Tooth Brush Nandme NX9000 MENExclusive Sonic Electric Toothbrush Matte black, frosted, LCD Screen ,Mature, restrained, mysterious Black tone with frosted texture, showing men's mature charm 7 upgraded design (to show the charm of men) Aluminum alloy body LCD intelligent large screen 5 brushing modes Super quiet 36000 times/min high frequency vibration IXP level 7 waterproof 12 brush heads / 3 years free replacement Aircraft-grade aluminum alloy fuselage Sturdy and corrosion resistant Demonstrate the tough quality of men Smart LCD intelligent screen, brush the teeth in control Master brushing mode, brushing time, remaining power and other data, brush your teeth more easily 5 brushing modes, meet daily cleaning needs Specially prepared for the competent "MAN", equipped with only 5 modes, easy to operate Silent care, showing the softness of the iron man Ultrasonic active noise reduction technology, noise as low as 45db Super cleaning power, professional protection of dental health 36000 times/min high frequency vibration, cleaning power increased by 50% compared to other electric toothbrushes Waterproof all over, no fear of moisture and water immersion IXP level 7 waterproof, flush with use, clean without worry Eternal Guardianship Equipped with 12 brush heads and 3 years free exchange service, making you use 3 years without worry