We offer discount for large quantity. Welcome to contact with us 1 set HEPA Filter 1 pcs Vibration Waterproof Tooth Brush Function: With a vibration sensor, it can remove 7 times more plaque than a manual toothbrush. Frequency: The maximum vibration frequency is up to 31000 times/min Timing time: 2 minutes timing reminder to help brush your teeth and clean the entire mouth continuously. 1 mode: the desired mode vibrates with comfortable brushing.Waterproof: The whole body waterproof grade is IPX7, very suitable for brushing teeth. Filter elements: High quality: made of plastic, durable and high quality. Easy to install: easy to install and replace. Function: The vertical vacuum filter with brush can be cleaned and reused, saving cost. Suitable for Xiaomi JIMMY C53T JV51 M52 CJ53 CB100 PD506 vacuum cleaner. Colour:Gray + White Material:plastic Size:64x64x66mm Smart Electric Toothbrush: Power supply mode: 1 AA battery (not included) Control method: push button Applicable people: general Working mode: 1 size:218 x 26mm Material:ABS colour: blue Package Contents: 4 x Filter elements 1 x Toothbrush 2 x brush head 1 x Manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.