Accurate Gauge
The transparent chamber with a measurement gauge allows you to track and control the pressure with every session.
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How to Use
Fit the silicone sleeve to the opening of the cylinder, put some water-based lube over the sleeve and your brother.
Slowly insert your brother into the device and atart your training.
Choose a proper pressure level for better training effect. Stop and check your brother after fully inserting.
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USB Rechargeable Design
It charges by USB cable,so don't worry about any battery issues.It's universally chargeable with a phone charger or computer.
Charging indicator: red LED light flash
Fully charged indicator: red light stay
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