7AM2M Sonic Electric Toothbrush with 6 Brush Heads for Adults&Kids, One Charge for 120 Days, Wireless Fast Charge, 5 Modes, 40000VPM Powered Toothbrush, 2 Minutes Built in Smart Ti...

When charge it about 8~10 hours, you can use it about 120~150 days.

All brush heads are the same, just replacements. As for the softness, it’s probably equal to soft/medium bristle.

Dentists recommend changing the brush head every 3 months.

7AM2M toothbrush comes with 6 replacement heads for more than 18 months of use. You can buy more brush heads at the 7AM2M store.

7AM2M electric toothbrush adapts to universal voltage in any country, as long as you have a local adapter.

(Adaptor not Included)

1 x Sonic Electric Toothbrush

6 x "W" Shape Replacement Toothbrush Heads

1 x Charging Station (Adaptor not Included)

1 x Instruction Manual