Description: Pump Up Easier, Bigger, Harder Erections Automatically! Give Your Hand A Rest With The Power You Want, Or 5 Convenient Pre-Sets! Your pump purchase is backed by Adam & Eve's Special Guarantee. Throw out your old hand-powered pump and slide into the easiest way to bone-up your erection. Just press a button for 5 pressure pre-sets (low to high) to automatically grow your rod or choose the manual setting for a more tailored experience. Smart penis pump for harder erections Draws circulation to penis safely & incrementally Choose from 2 modes: Intelligent & Manual 5 different pressure pre-sets: from low to high Digital display scientifically tracks kPa (kilopascal) pressure Clear tube-shaped chamber shows growth in inches & centimeters Creamy-smooth silicone "donut" sleeve provided Pump made from durable ABS & PC plastic Spare "O" ring provided to help maintain a perfect vacuum 12. 25 inches total length, 8. 25 inches insertable, 3. 08 inches wide Tube-shaped chamber comes off for easy cleaning Rechargeable, 3-5 hours of use per charge, USB cable & instructions included Grow a bigger, harder erection with the latest in pump technology. Reach your full performance potential, measure your progress, and fine-tune the pump setting that's right for you. Slip inside the soft silicone sleeve and get circulation moving into your shaft with push-button ease safely & incrementally. A clear 8. 25 inch long, 3 inch wide tube lets you measure the growth of your erection with raised notches in inches or centimeters. A creamy-smooth silicone "donut" sleeve is included for the base of the tube-shaped chamber for a perfect, comfy fit as your erection grows. An easy-read digital display lets you ramp up or decrease pressure instantly. There's no searching your kitchen or shop junk drawer for fresh batteries your Adam's Rechargeable Penis Pump comes with a built-in rechargeable battery and a USB connecting cable to charge ...