Product quantity: you will receive 2 different colors of ultrasonic electric toothbrushes, including black and white.^ Quality materials:This safe and lasting ultrasonic shaped toothbrush uses soft silicone, can be applied in bathing and showering, easy to clean, USB charging compatible with any power source, convenient for home or travel use^ Delicate u-shaped: this u-shaped electric toothbrush is particularly designed for adult oral cavity; It wraps the teeth in 360 degrees and can reach a deeper area than ordinary toothbrushes.^ Brushing modes: electric toothbrush are powerful, comfortable, massage, whitening, 4 modes electric toothbrushes are suitable for different needs; ^ Each mode automatically stop after about 45 seconds, only need to swing left and right to clean the dirt between the teeth, better safe oral health