Oral-B 1000 is the low-end model of Oral-B. Oral-B 1000 has tried 3D vibration technology, which can vibrate around 20000 times/minute and 8800 times/minute, with good cleaning ability. There is also a pressure sensing indicator light to prevent excessive force. Others such as Oule B standard brush head. In fact, low-end induction charging is enough.
Oral-B 1000 has a historical low price of 26 dollars, about 160 yuan, and the price is about 230 yuan. It seems that this model supports 220V voltage, and there is no pressure for domestic use.
