With a choice of 3 different sucking speeds, this USB rechargeable pump always delivers. With 120 minutes of battery life you won't be dissapointed. Attach to the hose or directly to the cup for a powerful suction. Just 120 minutes for a full charge. This pump is NOT waterproof.WARNING:Please read product manual before using any type of vacuum pump.Stop using the device immediately if you experience any pain or discomfort.
