Elevate Your Performance & Reclaim Confidence! Experience the power of automatic results while potentially unleashing stronger, more powerful, and longer-lasting erections with the Max Boost Pro Flow Penis Pump! This revolutionary power pump has a waterproof IPX6 rating, meaning unlike other power pumps on the market, it can be used in the shower, tub, or spa, and can even be filled with water without you having to manually pump up the pressure. Choose from four constant suction speeds, four automatic suckand- release pattern settings, or a manual pump mode, all built into the in-line waterproof rechargeable pump.