■ Product Overview ・Product Name: DOCTORAIR Stretch Roll ・Materials: Center / ABS, Outer / EPP ・Body Size: H310 x Φ150mm ・Weight: 746g (body only) ・Power Supply: Rechargeable lithium-ion battery (7.4V 2200mAh) ・Charging Time: Approximately 3.5 hours (number of charge/discharge cycles: approximately 350) * ・Operating Time: Maximum approximately 180 minutes (Level 1) to minimum approximately 50 minutes (Level 4) * ・Vibration Frequency: Level 1: 2,300 times/min, Level 2: 2,700 times/min, Level 3: 3,100 times/min, Level 4: 3,700 times/min ・Colors: Black, Pink, Orange, Blue ・Price: 18,000 yen (tax included) With adapter / Without box Please purchase only if you understand that this is a used item. #Doctorair #HealthEquipment #MyofascialRelease #Stretch