The rechargeable version of this high-quality penis pump measures a 250mm (9,85inch) and has a sizeable girth of 70mm (2,76inch). Made from medical grade silicone and ABS, this sturdy pump will always deliver excellent results! The included silicone sleeve and ABS tube are easy to clean. Just press the button, sit back and let the pump take care of the rest! For quick and instant release there is a safety valve button, so there will be no surprises! The initial charge of the battery will take about 6 hours which will account for around 300 sessions with this fantastic pump! WARNING: Please read product manual before using any type of vacuum pump or constriction ring. Stop using the devices immediately if you experience any pain or discomfort.