Rechargeable scalp care brush that can be used in the bath

The rotating brush gently stimulates the scalp while removing dirt. ①Main unit: Waterproof IPX7 (can be used in the bath) ②Operates approximately 30 times from a single full charge (automatic timer stops every 4 minutes) 3. Full charge time: Approximately 4 hours (please be sure to use the included dedicated USB cable) ④Brush rotation can be adjusted to two levels (weak/strong) Instruction manual (PDF: 1MB) Receipt Method Available for pick-up at store or convenience store Payment Method d payment available, deferred payment available, atone next month payment available Source: https://www.muji.com/